Compatible Models

The Bosch BL21A 21 pc. Black Oxide Metal Drill Bit Set is the correct replacement for the following model numbers.

Description

Bosch Black Oxide Metal Drill Bits have been designed to satisfy contractors, electricians and other pros who need solid, reliable bits for general-application drilling in wood, plastic and light-gauge metal. The split-point tip has been engineered for no-skate starts and clean, accurate holes. The bit provides longer life than standard drill bits, thanks to the tip design and black oxide coating. The three-flat shank design on bits 3/16 In. and larger promotes better gripping and guards against slipping.

Benefits
No-skate tip
for clean and accurate starts
Universal drilling applications
designed for general-purpose use
Black oxide coating
generates less friction
High visibility marking
provide clearly marked diameter
Three-flat shank
promotes better grip on bits 3/16 In. and larger

Reviews