Designed for heavy duty professional use, the SwitchBlade™ 10 Blade Replacement Kit includes 10 blades, two feed screws, two set screws, and a hex wrench. The replacement blades are made with hardened steel to increase bit life. The size is engraved on each blade.
- Faster, More Accurate Drilling: Center feed screw pilots the bit and allows the bit to pull through fast
- Clean Holes: Inside cutting plane shaves the hole radius for clean, smooth holes without pressure
- Long-lasting Performance: Bits are Re-sharpenable and include two removable, replaceable feed screws