Description
- Drill bit is engineered with M-35-grade Cobalt Alloy Steel for maximum life when drilling in tough steel
- SpeedPoint tip for fast starts
- Drill bits feature a radial concave flute
- IRWIN drill bits have laser-marked sizes for simple identification
- Drills 6 hole sizes from 3/16″ to 1/2″ increments in 1/16″ steps
