- Set Of 4
- Diameters: 3/32″, 7/64″, 1/8″ And 9/64″
- For Use With 6, 8, 10 And 12 Screws
- Shank: 1/4″ Hex
- Use To Drill A Pilot Hole And Countersink In One Step
- For Use In Wood And Plastics
- Replaceable Pilot Bits Are Securely Held By A Set Screw And Can Be Adjusted For Different Screw Lengths










