Extend the life of your Milwaukee SwitchBlade selfeed drill bits with the replacement feed screw kit. The aggressive feed screw thread design allows the bit to be pulled through the wood faster, resulting in faster drilling. The kit's resilient carrying case can also store extra SwitchBlade replacement blades. What's Included: (5 )feed screws, (3) set screws and (1) hex key for quick change outs on Milwaukee SwitchBlade selfeed drill bits up to 2-9/16 inchLonger bit life - Replaceable blades are made of hardened steelEasy size reference - Bit and blades are engraved for quick and easy size identificationFaster, more accurate drilling - Aggressive feed screw design allows the bit to pull through fastVersatile - For Selfeed bits up to 2-9/16 in.For use with Milwaukee SwitchBlade Selfeed Bit