Set of 29 premium cobalt drill bits with maximum hardness and wear resistance.
Set includes sizes from 1/16" - 1/2" in 1/64" increments.
Includes a metal drill index.
Cobalt features self centering feature that won't walk.
Made of special-alloy cobalt steel for maximum hardness, wear resistance and long-life.
Gold-like finish for easy identification...
Selection of 21 sizes ranging from 1/16" to 3/8" in 1/64" increments.
Includes indexed drill case.
8% cobalt for higher heat and abrasion resistance...