Shanks are compatible with regular three-jaw drills and are suitable for drilling wood, plastic, and thin metal.
Versatile general-purpose drill bit set,High-speed steel (HSS) and gold oxide finish resists corrosion and increases the hardness of the drill bit.
Three unique shank styles keep bits securely seated to save you time and frustration. 1/16"-11/64" is round shank, 3/16"-3/8" is three flatted shank, 25/64"-1/2" is 3/8" reduced shank and three flatted shank.
Assortment of 29 jobber length drill bits (1/16" to 1/2" in 1/64" increments).
ORGANIZED HOLDER- Set includes the drill bit holder with size index for easy storage and organizing.