Astro Tools TS29 Onyx 29pc TurboStep HSS Reduced Shank Mechanics Length 1/16" - 1/2" Drill Bit Set
- 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.
- Three-flat shanks, reduced shanks above 3/8", and mechanic’s length for superior access in cramped spaces.