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  • Part

    Bosch 12 pc. 1/64 In. x 3/4 In. Cobalt Drill Bit - CO4128

    Bosch cobalt drill bits are specially designed for drilling in hard steel. Thick web helix delivers fast material removal combined with increased d...

    View full details
    $5.95 - $5.95
    $5.95 price
    $5.95 - $5.95
    $5.95 price

    Bosch cobalt drill bits are specially designed for drilling in hard steel. Thick web helix delivers fast material removal combined with increased durability for maximum efficiency and performance. Each bit is manufactured to exacting specifications and features a split point that starts on contact with no walking or skating, eliminating the need for a center punch.

    Benefits
    Withstands high-temperature applications for extended periods of time (up to 1,100°F)
    Available in jobber length, full shank
    Rigid, thick web design adds stability to bit in tough applications
    Best used for drilling into light-gauge metal, high-carbon steel, aluminum and ally steel, cast iron, stainless steel and titanium
    Surface hardened to penetrate tough abrasive materials
    $5.95 - $5.95
    $5.95 price
    $5.95 - $5.95
    $5.95 price

  • Part

    Bosch 29 pc. Metal Index Cobalt Drill Bit Set - CO4029

    Bosch cobalt drill bits are specially designed for drilling in hard steel. Thick web helix delivers fast material removal combined with increased d...

    View full details
    $204.46 - $204.46
    $204.46 price
    $204.46 - $204.46
    $204.46 price

    Bosch cobalt drill bits are specially designed for drilling in hard steel. Thick web helix delivers fast material removal combined with increased durability for maximum efficiency and performance. Each bit is manufactured to exacting specifications. Bits 1/8 In. and larger feature a split point that starts on contact with no walking or skating, eliminating the need for a center punch.

    Benefits
    Withstands high-temperature applications for extended periods of time (up to 1,100°F)
    Available in jobber length, full shank
    Rigid, thick web design adds stability to bit in tough applications
    Best used for drilling into light-gauge metal, high-carbon steel, aluminum and ally steel, cast iron, stainless steel and titanium
    Surface hardened to penetrate tough abrasive materials
    $204.46 - $204.46
    $204.46 price
    $204.46 - $204.46
    $204.46 price

  • Part

    Bosch 21 pc. Cobalt M42 Drill Bit Set - CO21B

    Cobalt bits with upgraded M42 alloy for long life in hard metalSurface hardened with web-helix design and high heat resistanceDrills stainless stee...

    View full details
    $89.99 - $89.99
    $89.99 price
    $89.99 - $89.99
    $89.99 price

    Cobalt bits with upgraded M42 alloy for long life in hard metalSurface hardened with web-helix design and high heat resistanceDrills stainless steel, cast iron, titanium, other hard metals

    Benefits
    Cobalt M42 drill bit
    provides upgraded M42 cobalt jobber-length bits designed for durability, high heat resistance and hardened surface for stainless steel, cast iron, titanium, light-gauge metal and aluminum
    Enhanced M42 alloy material
    contains 8% cobalt alloy that delivers 10X life vs. standard bits
    Three-flat shank on bits 3/16 In. and larger
    deliver better bit grip
    High-heat resistant bits
    withstand high-temperature applications for extended periods of time
    Thick web-helix design
    provides additional stability in tough applications
    Surface-hardened tip
    penetrates tough abrasive materials
    Split points on bits 1/8 In. and larger
    allow for easy starts with no skating, eliminating the need for a center punch
    $89.99 - $89.99
    $89.99 price
    $89.99 - $89.99
    $89.99 price

  • Part

    Bosch 1/2 In. X 6 In. Cobalt M42 Drill Bit - CO2159B

    Cobalt bits with upgraded M42 alloy for long life in hard metalSurface hardened with web-helix design and high heat resistanceDrills stainless stee...

    View full details
    $31.95 - $31.95
    $31.95 price
    $31.95 - $31.95
    $31.95 price

    Cobalt bits with upgraded M42 alloy for long life in hard metalSurface hardened with web-helix design and high heat resistanceDrills stainless steel, cast iron, titanium, other hard metals

    Benefits
    Cobalt M42 drill bit
    provides upgraded M42 cobalt jobber-length bits designed for durability, high heat resistance and hardened surface for stainless steel, cast iron, titanium, light-gauge metal and aluminum
    Enhanced M42 alloy material
    contains 8% cobalt alloy that delivers 10X life vs. standard bits
    Three-flat shank on bits 3/16 In. and larger
    deliver better bit grip
    High-heat resistant bits
    withstand high-temperature applications for extended periods of time
    Thick web-helix design
    provides additional stability in tough applications
    Surface-hardened tip
    penetrates tough abrasive materials
    Split points on bits 1/8 In. and larger
    allow for easy starts with no skating, eliminating the need for a center punch
    $31.95 - $31.95
    $31.95 price
    $31.95 - $31.95
    $31.95 price

  • Part

    Bosch 1/2 In. x 6 In. Cobalt Drill Bit - CO2159

    Bosch cobalt drill bits are specially designed for drilling in hard steel. Thick web helix delivers fast material removal combined with increased d...

    View full details
    $25.95 - $25.95
    $25.95 price
    $25.95 - $25.95
    $25.95 price

    Bosch cobalt drill bits are specially designed for drilling in hard steel. Thick web helix delivers fast material removal combined with increased durability for maximum efficiency and performance. Each bit is manufactured to exacting specifications and features a split point that starts on contact with no walking or skating, eliminating the need for a center punch.

    Benefits
    Withstands high-temperature applications for extended periods of time (up to 1,100°F)
    Available in jobber length, full shank
    Rigid, thick web design adds stability to bit in tough applications
    Best used for drilling into light-gauge metal, high-carbon steel, aluminum and ally steel, cast iron, stainless steel and titanium
    Surface hardened to penetrate tough abrasive materials
    $25.95 - $25.95
    $25.95 price
    $25.95 - $25.95
    $25.95 price

  • Part

    Bosch 31/64 In. x 5-7/8 In. Cobalt Drill Bit - CO2158

    Bosch cobalt drill bits are specially designed for drilling in hard steel. Thick web helix delivers fast material removal combined with increased d...

    View full details
    $24.95 - $24.95
    $24.95 price
    $24.95 - $24.95
    $24.95 price

    Bosch cobalt drill bits are specially designed for drilling in hard steel. Thick web helix delivers fast material removal combined with increased durability for maximum efficiency and performance. Each bit is manufactured to exacting specifications and features a split point that starts on contact with no walking or skating, eliminating the need for a center punch.

    Benefits
    Withstands high-temperature applications for extended periods of time (up to 1,100°F)
    Available in jobber length, full shank
    Rigid, thick web design adds stability to bit in tough applications
    Best used for drilling into light-gauge metal, high-carbon steel, aluminum and ally steel, cast iron, stainless steel and titanium
    Surface hardened to penetrate tough abrasive materials
    $24.95 - $24.95
    $24.95 price
    $24.95 - $24.95
    $24.95 price

  • Part

    Bosch 15/32 In. x 5-3/4 In. Cobalt Drill Bit - CO2157

    Bosch cobalt drill bits are specially designed for drilling in hard steel. Thick web helix delivers fast material removal combined with increased d...

    View full details
    $22.95 - $22.95
    $22.95 price
    $22.95 - $22.95
    $22.95 price

    Bosch cobalt drill bits are specially designed for drilling in hard steel. Thick web helix delivers fast material removal combined with increased durability for maximum efficiency and performance. Each bit is manufactured to exacting specifications and features a split point that starts on contact with no walking or skating, eliminating the need for a center punch.

    Benefits
    Withstands high-temperature applications for extended periods of time (up to 1,100°F)
    Available in jobber length, full shank
    Rigid, thick web design adds stability to bit in tough applications
    Best used for drilling into light-gauge metal, high-carbon steel, aluminum and ally steel, cast iron, stainless steel and titanium
    Surface hardened to penetrate tough abrasive materials
    $22.95 - $22.95
    $22.95 price
    $22.95 - $22.95
    $22.95 price

  • Part

    Bosch 29/64 X 5-5/8 Cobalt Drill B - CO2156

    Introducing the Bosch CO2156 29/64 X 5-5/8 Cobalt Drill Bit - the ultimate tool for precision drilling! Engineered with high-quality cobalt steel, ...

    View full details
    myproduct
    $21.95 - $21.95
    $21.95 price
    $21.95 - $21.95
    $21.95 price

    Introducing the Bosch CO2156 29/64 X 5-5/8 Cobalt Drill Bit - the ultimate tool for precision drilling! Engineered with high-quality cobalt steel, this drill bit delivers superior performance and exceptional durability. Whether you're a professional or a DIY enthusiast, you can rely on the Bosch CO2156 to effortlessly tackle any drilling task.

    With its 29/64-inch diameter and 5-5/8-inch length, this drill bit is perfect for creating clean and precise holes in various materials. From wood to metal, the Bosch CO2156 ensures smooth and accurate drilling every time. Its cobalt construction enhances heat resistance, making it suitable for high-speed drilling applications.

    Experience unmatched efficiency and longevity with the Bosch CO2156. The innovative design ensures minimal chip-out, reducing the chances of splintering or breaking during drilling. Plus, its optimized flute geometry helps enhance chip evacuation, resulting in faster and more efficient drilling.

    Upgrade your toolkit with the Bosch CO2156 29/64 X 5-5/8 Cobalt Drill Bit today and unlock a world of possibilities! Whether you're working on a DIY project or a professional job, trust Bosch to deliver exceptional performance and reliability. Experience the difference with Bosch - the name synonymous with quality and innovation in the industry.
    $21.95 - $21.95
    $21.95 price
    $21.95 - $21.95
    $21.95 price

  • Part

    Bosch 7/16 In. X 5-1/2 In. Cobalt M42 Drill Bit - CO2155B

    Cobalt bits with upgraded M42 alloy for long life in hard metalSurface hardened with web-helix design and high heat resistanceDrills stainless stee...

    View full details
    $22.95 - $22.95
    $22.95 price
    $22.95 - $22.95
    $22.95 price

    Cobalt bits with upgraded M42 alloy for long life in hard metalSurface hardened with web-helix design and high heat resistanceDrills stainless steel, cast iron, titanium, other hard metals

    Benefits
    Cobalt M42 drill bit
    provides upgraded M42 cobalt jobber-length bits designed for durability, high heat resistance and hardened surface for stainless steel, cast iron, titanium, light-gauge metal and aluminum
    Enhanced M42 alloy material
    contains 8% cobalt alloy that delivers 10X life vs. standard bits
    Three-flat shank on bits 3/16 In. and larger
    deliver better bit grip
    High-heat resistant bits
    withstand high-temperature applications for extended periods of time
    Thick web-helix design
    provides additional stability in tough applications
    Surface-hardened tip
    penetrates tough abrasive materials
    Split points on bits 1/8 In. and larger
    allow for easy starts with no skating, eliminating the need for a center punch
    $22.95 - $22.95
    $22.95 price
    $22.95 - $22.95
    $22.95 price

  • Part

    Bosch 7/16 In. x 5-1/2 In. Cobalt Drill Bit - CO2155

    Bosch cobalt drill bits are specially designed for drilling in hard steel. Thick web helix delivers fast material removal combined with increased d...

    View full details
    $19.95 - $19.95
    $19.95 price
    $19.95 - $19.95
    $19.95 price

    Bosch cobalt drill bits are specially designed for drilling in hard steel. Thick web helix delivers fast material removal combined with increased durability for maximum efficiency and performance. Each bit is manufactured to exacting specifications and features a split point that starts on contact with no walking or skating, eliminating the need for a center punch.

    Benefits
    Withstands high-temperature applications for extended periods of time (up to 1,100°F)
    Available in jobber length, full shank
    Rigid, thick web design adds stability to bit in tough applications
    Best used for drilling into light-gauge metal, high-carbon steel, aluminum and ally steel, cast iron, stainless steel and titanium
    Surface hardened to penetrate tough abrasive materials
    $19.95 - $19.95
    $19.95 price
    $19.95 - $19.95
    $19.95 price

  • Part

    Bosch 27/64 In. x 5-3/8 In. Cobalt Drill Bit - CO2154

    Bosch cobalt drill bits are specially designed for drilling in hard steel. Thick web helix delivers fast material removal combined with increased d...

    View full details
    $18.95 - $18.95
    $18.95 price
    $18.95 - $18.95
    $18.95 price

    Bosch cobalt drill bits are specially designed for drilling in hard steel. Thick web helix delivers fast material removal combined with increased durability for maximum efficiency and performance. Each bit is manufactured to exacting specifications and features a split point that starts on contact with no walking or skating, eliminating the need for a center punch.

    Benefits
    Withstands high-temperature applications for extended periods of time (up to 1,100°F)
    Available in jobber length, full shank
    Rigid, thick web design adds stability to bit in tough applications
    Best used for drilling into light-gauge metal, high-carbon steel, aluminum and ally steel, cast iron, stainless steel and titanium
    Surface hardened to penetrate tough abrasive materials
    $18.95 - $18.95
    $18.95 price
    $18.95 - $18.95
    $18.95 price

  • Part

    Bosch 13/32 In. x 5-1/4 In. Cobalt Drill Bit - CO2153

    Bosch cobalt drill bits are specially designed for drilling in hard steel. Thick web helix delivers fast material removal combined with increased d...

    View full details
    $17.95 - $17.95
    $17.95 price
    $17.95 - $17.95
    $17.95 price

    Bosch cobalt drill bits are specially designed for drilling in hard steel. Thick web helix delivers fast material removal combined with increased durability for maximum efficiency and performance. Each bit is manufactured to exacting specifications and features a split point that starts on contact with no walking or skating, eliminating the need for a center punch.

    Benefits
    Withstands high-temperature applications for extended periods of time (up to 1,100°F)
    Available in jobber length, full shank
    Rigid, thick web design adds stability to bit in tough applications
    Best used for drilling into light-gauge metal, high-carbon steel, aluminum and ally steel, cast iron, stainless steel and titanium
    Surface hardened to penetrate tough abrasive materials
    $17.95 - $17.95
    $17.95 price
    $17.95 - $17.95
    $17.95 price

  • Part

    Bosch 25/64 In. x 5-1/8 In. Cobalt Drill Bit - CO2152

    Bosch cobalt drill bits are specially designed for drilling in hard steel. Thick web helix delivers fast material removal combined with increased d...

    View full details
    $16.95 - $16.95
    $16.95 price
    $16.95 - $16.95
    $16.95 price

    Bosch cobalt drill bits are specially designed for drilling in hard steel. Thick web helix delivers fast material removal combined with increased durability for maximum efficiency and performance. Each bit is manufactured to exacting specifications and features a split point that starts on contact with no walking or skating, eliminating the need for a center punch.

    Benefits
    Withstands high-temperature applications for extended periods of time (up to 1,100°F)
    Available in jobber length, full shank
    Rigid, thick web design adds stability to bit in tough applications
    Best used for drilling into light-gauge metal, high-carbon steel, aluminum and ally steel, cast iron, stainless steel and titanium
    Surface hardened to penetrate tough abrasive materials
    $16.95 - $16.95
    $16.95 price
    $16.95 - $16.95
    $16.95 price

  • Part

    Bosch 3/8 In. X 5 In. Cobalt M42 Drill Bit - CO2151B

    Cobalt bits with upgraded M42 alloy for long life in hard metalSurface hardened with web-helix design and high heat resistanceDrills stainless stee...

    View full details
    $17.95 - $17.95
    $17.95 price
    $17.95 - $17.95
    $17.95 price

    Cobalt bits with upgraded M42 alloy for long life in hard metalSurface hardened with web-helix design and high heat resistanceDrills stainless steel, cast iron, titanium, other hard metals

    Benefits
    Cobalt M42 drill bit
    provides upgraded M42 cobalt jobber-length bits designed for durability, high heat resistance and hardened surface for stainless steel, cast iron, titanium, light-gauge metal and aluminum
    Enhanced M42 alloy material
    contains 8% cobalt alloy that delivers 10X life vs. standard bits
    Three-flat shank on bits 3/16 In. and larger
    deliver better bit grip
    High-heat resistant bits
    withstand high-temperature applications for extended periods of time
    Thick web-helix design
    provides additional stability in tough applications
    Surface-hardened tip
    penetrates tough abrasive materials
    Split points on bits 1/8 In. and larger
    allow for easy starts with no skating, eliminating the need for a center punch
    $17.95 - $17.95
    $17.95 price
    $17.95 - $17.95
    $17.95 price

  • Part

    Bosch 23/64 In. x 4-7/8 In. Cobalt Drill Bit - CO2150

    Bosch cobalt drill bits are specially designed for drilling in hard steel. Thick web helix delivers fast material removal combined with increased d...

    View full details
    $14.95 - $14.95
    $14.95 price
    $14.95 - $14.95
    $14.95 price

    Bosch cobalt drill bits are specially designed for drilling in hard steel. Thick web helix delivers fast material removal combined with increased durability for maximum efficiency and performance. Each bit is manufactured to exacting specifications and features a split point that starts on contact with no walking or skating, eliminating the need for a center punch.

    Benefits
    Withstands high-temperature applications for extended periods of time (up to 1,100°F)
    Available in jobber length, full shank
    Rigid, thick web design adds stability to bit in tough applications
    Best used for drilling into light-gauge metal, high-carbon steel, aluminum and ally steel, cast iron, stainless steel and titanium
    Surface hardened to penetrate tough abrasive materials
    $14.95 - $14.95
    $14.95 price
    $14.95 - $14.95
    $14.95 price

  • Part

    Bosch 11/32 In. x 4-3/4 In. Cobalt Drill Bit - CO2149

    Bosch cobalt drill bits are specially designed for drilling in hard steel. Thick web helix delivers fast material removal combined with increased d...

    View full details
    $13.95 - $13.95
    $13.95 price
    $13.95 - $13.95
    $13.95 price

    Bosch cobalt drill bits are specially designed for drilling in hard steel. Thick web helix delivers fast material removal combined with increased durability for maximum efficiency and performance. Each bit is manufactured to exacting specifications and features a split point that starts on contact with no walking or skating, eliminating the need for a center punch.

    Benefits
    Withstands high-temperature applications for extended periods of time (up to 1,100°F)
    Available in jobber length, full shank
    Rigid, thick web design adds stability to bit in tough applications
    Best used for drilling into light-gauge metal, high-carbon steel, aluminum and ally steel, cast iron, stainless steel and titanium
    Surface hardened to penetrate tough abrasive materials
    $13.95 - $13.95
    $13.95 price
    $13.95 - $13.95
    $13.95 price

  • Part

    Bosch 21/64 In. x 4-5/8 In. Cobalt Drill Bit - CO2148

    Bosch cobalt drill bits are specially designed for drilling in hard steel. Thick web helix delivers fast material removal combined with increased d...

    View full details
    $11.95 - $11.95
    $11.95 price
    $11.95 - $11.95
    $11.95 price

    Bosch cobalt drill bits are specially designed for drilling in hard steel. Thick web helix delivers fast material removal combined with increased durability for maximum efficiency and performance. Each bit is manufactured to exacting specifications and features a split point that starts on contact with no walking or skating, eliminating the need for a center punch.

    Benefits
    Withstands high-temperature applications for extended periods of time (up to 1,100°F)
    Available in jobber length, full shank
    Rigid, thick web design adds stability to bit in tough applications
    Best used for drilling into light-gauge metal, high-carbon steel, aluminum and ally steel, cast iron, stainless steel and titanium
    Surface hardened to penetrate tough abrasive materials
    $11.95 - $11.95
    $11.95 price
    $11.95 - $11.95
    $11.95 price

  • Part

    Bosch 5/16 In. X 4-1/2 In. Cobalt M42 Drill Bit - CO2147B

    Cobalt bits with upgraded M42 alloy for long life in hard metalSurface hardened with web-helix design and high heat resistanceDrills stainless stee...

    View full details
    $12.95 - $12.95
    $12.95 price
    $12.95 - $12.95
    $12.95 price

    Cobalt bits with upgraded M42 alloy for long life in hard metalSurface hardened with web-helix design and high heat resistanceDrills stainless steel, cast iron, titanium, other hard metals

    Benefits
    Cobalt M42 drill bit
    provides upgraded M42 cobalt jobber-length bits designed for durability, high heat resistance and hardened surface for stainless steel, cast iron, titanium, light-gauge metal and aluminum
    Enhanced M42 alloy material
    contains 8% cobalt alloy that delivers 10X life vs. standard bits
    Three-flat shank on bits 3/16 In. and larger
    deliver better bit grip
    High-heat resistant bits
    withstand high-temperature applications for extended periods of time
    Thick web-helix design
    provides additional stability in tough applications
    Surface-hardened tip
    penetrates tough abrasive materials
    Split points on bits 1/8 In. and larger
    allow for easy starts with no skating, eliminating the need for a center punch
    $12.95 - $12.95
    $12.95 price
    $12.95 - $12.95
    $12.95 price

  • Part

    Bosch 5/16 In. x 4-1/2 In. Cobalt Drill Bit - CO2147

    Bosch cobalt drill bits are specially designed for drilling in hard steel. Thick web helix delivers fast material removal combined with increased d...

    View full details
    $10.95 - $10.95
    $10.95 price
    $10.95 - $10.95
    $10.95 price

    Bosch cobalt drill bits are specially designed for drilling in hard steel. Thick web helix delivers fast material removal combined with increased durability for maximum efficiency and performance. Each bit is manufactured to exacting specifications and features a split point that starts on contact with no walking or skating, eliminating the need for a center punch.

    Benefits
    Withstands high-temperature applications for extended periods of time (up to 1,100°F)
    Available in jobber length, full shank
    Rigid, thick web design adds stability to bit in tough applications
    Best used for drilling into light-gauge metal, high-carbon steel, aluminum and ally steel, cast iron, stainless steel and titanium
    Surface hardened to penetrate tough abrasive materials
    $10.95 - $10.95
    $10.95 price
    $10.95 - $10.95
    $10.95 price

  • Part

    Bosch 19/64 In. x 4-3/8 In. Cobalt Drill Bit - CO2146

    Bosch cobalt drill bits are specially designed for drilling in hard steel. Thick web helix delivers fast material removal combined with increased d...

    View full details
    $9.95 - $9.95
    $9.95 price
    $9.95 - $9.95
    $9.95 price

    Bosch cobalt drill bits are specially designed for drilling in hard steel. Thick web helix delivers fast material removal combined with increased durability for maximum efficiency and performance. Each bit is manufactured to exacting specifications and features a split point that starts on contact with no walking or skating, eliminating the need for a center punch.

    Benefits
    Withstands high-temperature applications for extended periods of time (up to 1,100°F)
    Available in jobber length, full shank
    Rigid, thick web design adds stability to bit in tough applications
    Best used for drilling into light-gauge metal, high-carbon steel, aluminum and ally steel, cast iron, stainless steel and titanium
    Surface hardened to penetrate tough abrasive materials
    $9.95 - $9.95
    $9.95 price
    $9.95 - $9.95
    $9.95 price

  • Part

    Bosch 9/32 In. x 4-1/4 In. Cobalt Drill Bit - CO2145

    Bosch cobalt drill bits are specially designed for drilling in hard steel. Thick web helix delivers fast material removal combined with increased d...

    View full details
    $8.95 - $8.95
    $8.95 price
    $8.95 - $8.95
    $8.95 price

    Bosch cobalt drill bits are specially designed for drilling in hard steel. Thick web helix delivers fast material removal combined with increased durability for maximum efficiency and performance. Each bit is manufactured to exacting specifications and features a split point that starts on contact with no walking or skating, eliminating the need for a center punch.

    Benefits
    Withstands high-temperature applications for extended periods of time (up to 1,100°F)
    Available in jobber length, full shank
    Rigid, thick web design adds stability to bit in tough applications
    Best used for drilling into light-gauge metal, high-carbon steel, aluminum and alloy steel, cast iron, stainless steel and titanium
    Surface hardened to penetrate tough abrasive materials
    $8.95 - $8.95
    $8.95 price
    $8.95 - $8.95
    $8.95 price

  • Part

    Bosch 17/64 In. x 4-1/8 In. Cobalt Drill Bit - CO2144

    Bosch cobalt drill bits are specially designed for drilling in hard steel. Thick web helix delivers fast material removal combined with increased d...

    View full details
    $8.95 - $8.95
    $8.95 price
    $8.95 - $8.95
    $8.95 price

    Bosch cobalt drill bits are specially designed for drilling in hard steel. Thick web helix delivers fast material removal combined with increased durability for maximum efficiency and performance. Each bit is manufactured to exacting specifications and features a split point that starts on contact with no walking or skating, eliminating the need for a center punch.

    Benefits
    Withstands high-temperature applications for extended periods of time (up to 1,100°F)
    Available in jobber length, full shank
    Rigid, thick web design adds stability to bit in tough applications
    Best used for drilling into light-gauge metal, high-carbon steel, aluminum and ally steel, cast iron, stainless steel and titanium
    Surface hardened to penetrate tough abrasive materials
    $8.95 - $8.95
    $8.95 price
    $8.95 - $8.95
    $8.95 price

  • Part

    Bosch 1/4 In. X 4 In. Cobalt M42 Drill Bit - CO2143B

    Cobalt bits with upgraded M42 alloy for long life in hard metalSurface hardened with web-helix design and high heat resistanceDrills stainless stee...

    View full details
    $8.95 - $8.95
    $8.95 price
    $8.95 - $8.95
    $8.95 price

    Cobalt bits with upgraded M42 alloy for long life in hard metalSurface hardened with web-helix design and high heat resistanceDrills stainless steel, cast iron, titanium, other hard metals

    Benefits
    Cobalt M42 drill bit
    provides upgraded M42 cobalt jobber-length bits designed for durability, high heat resistance and hardened surface for stainless steel, cast iron, titanium, light-gauge metal and aluminum
    Enhanced M42 alloy material
    contains 8% cobalt alloy that delivers 10X life vs. standard bits
    Three-flat shank on bits 3/16 In. and larger
    deliver better bit grip
    High-heat resistant bits
    withstand high-temperature applications for extended periods of time
    Thick web-helix design
    provides additional stability in tough applications
    Surface-hardened tip
    penetrates tough abrasive materials
    Split points on bits 1/8 In. and larger
    allow for easy starts with no skating, eliminating the need for a center punch
    $8.95 - $8.95
    $8.95 price
    $8.95 - $8.95
    $8.95 price

  • Part

    Bosch 15/64 In. x 3-7/8 In. Cobalt Drill Bit - CO2142

    Bosch cobalt drill bits are specially designed for drilling in hard steel. Thick web helix delivers fast material removal combined with increased d...

    View full details
    $6.95 - $6.95
    $6.95 price
    $6.95 - $6.95
    $6.95 price

    Bosch cobalt drill bits are specially designed for drilling in hard steel. Thick web helix delivers fast material removal combined with increased durability for maximum efficiency and performance. Each bit is manufactured to exacting specifications and features a split point that starts on contact with no walking or skating, eliminating the need for a center punch.

    Benefits
    Withstands high-temperature applications for extended periods of time (up to 1,100°F)
    Available in jobber length, full shank
    Rigid, thick web design adds stability to bit in tough applications
    Best used for drilling into light-gauge metal, high-carbon steel, aluminum and ally steel, cast iron, stainless steel and titanium
    Surface hardened to penetrate tough abrasive materials
    $6.95 - $6.95
    $6.95 price
    $6.95 - $6.95
    $6.95 price