Drill America 9/16 Reduced Shank HSS Black & Gold KFD Drill Bit 1/2 Shank 3-Flat Shank
 
KFD Killer Force Drill Bits are manufactured from M2 premium grade high speed steel
For use in a wide range of materials in the iron and steel families such aluminum, iron, steel and other metal drilling.
Common Flute Length and Overall Length for minimal adjustment during tool changes
3-Flat shank creates an extra secure hold in your chuck.
Black and gold surface treated