This 4-piece countersink set allows you to simultaneously drill pilot holes and countersink or counterbore for screw sizes #6, #8, #10, and #12. Designed for use in wood or composite materials, the titanium-coated bits ensure clean, precise results with every use.

• Comprehensive 4-piece set includes bits for screw sizes #6, #8, #10, and #12
• Titanium coated brad point pilot drill bits provide enhanced durability (#6 bit is non-brad point)
• Specially designed steel counter sleeve allows for simultaneous countersinking or counterboring
• Three sharp edges ensure clean, precise holes in wood or composite materials
• Standard 1/4 in. hex shank allows for quick-change compatibility and easy attachment to drills