CPO Power Tools Astro Pneumatic ONYX 21-Piece TurboStep HSS 1/16 in. to 3/8 in. Drill Bit Set - TS21

1/16" Drill Bit. 5/64" Drill Bit. 3/32" Drill Bit. 7/64" Drill Bit. 1/8" Drill Bit. 9/64" Drill Bit. 5/32" Drill Bit. 11/64" Drill Bit. 3/16" Drill Bit. 13/64" Drill Bit. 7/32" Drill Bit. 15/64" Drill Bit. 1/4" Drill Bit. 17/64" Drill Bit. 9/32" Drill Bit. 19/64" Drill Bit. 5/16" Drill Bit. 21/64" Drill Bit. 11/32" Drill Bit. 23/64" Drill Bit. 3/8" Drill Bit. Case. Spiral fluted PATENTED stepped-tip drill bits that simply outperform every conventional drill bit design in nearly all materials. Patented design eliminates bit walk and the need for pilot holes. Excels on hard alloys, sheet metal, and imperfect parts that are difficult to start drilling into. Precision ground from heat treated quality M2 High Speed Steel and Onyx oxide coated to prevent chip build-up. (3) Flat shanks and mechanic's length for superior access in cramped spaces