IRWIN 10502821 drill bit Spade drill bit

— Double Cutting Spurs scribe outside of the hole, reducing breakout<br>- Thicker Cutting Edge for longer drilling life<br>- BLUE-GROOVE POint and Cutting Edge for faster chip removal<br>- 10% Larger Shank — Added durability<br>- 1/4" Quick change shankIRWIN 10502821. Proper use: Drill, Drill bit type: Spade drill bit, Drill bit diameter: 3.5 cm