Irwin 7/32-in Woodboring Countersink Drill Bit - 4-in Long

IRWIN wood countersinks feature a tapered drill and wide flutes that drill fast, clean pilot holes. They have an adjustable four-cutter counter bore attachment that cuts fast.

• Features a tapered drill and wide flutes that drill fast, clean pilot holes
• The counter bore feature attaches flats on shank with two hex screws for a secure fit, and can be adjusted for controlled pilot hole dept
• Clears chips quickly for fast, smooth countersinking applications
• Fits all standard 1/4-in quick-change chucks, including impact drills