Irwin 1882784 #12 Wood Countersink

Description

Irwin 1882784 #12 Wood Countersink

• Tapered drill features widened flutes for drilling fast, clean pilot holes
• 4-cutter, adjustable counterbore cuts and clears chips for fast, smooth countsinking
• Counterbore attaches securely to the flats on the shank with hex screws and adjusts for controlled pilot hole depth
• 1/4″ Quick-change shank reduces slipping in standard chucks
• Compatible with all 1/4″ quick-change chucks (including impact drills)
• Screw size: #12
• Bit diameter: 7/32″
• Counterbore size: 7/16″
• Plug size: 7/16″
• Shank size: 1/4″