- Revolutionary tip design stays sharper longer and drills up to 28 percent faster than other leading drill bits
- Three flatted shank design provides better chuck grip and reduces slippage; ideal for use in keyless chucks
- Bit is constructed of M-2 high speed steel for the best combination of strength, heat resistance, and wear resistance
- Comes in a metal index case
Set includes drill bit sizes: 1/16" through 1/4" in 1/64" increments.