The Milescraft 4-Piece CounterBit Set drills a pilot hole, countersink, and counterbore in a single pass for clean, professional screw installations. Each bit features an adjustable steel counter sleeve that sets depth with the included hex key. The standard 1/4" hex shank is quick-change compatible for fast bit swaps on the job.

• Includes sizes for #6, #8, #10, and #12 screws
• Drills pilot hole, countersink, and counterbore in one pass
• TiN-coated brad-point pilot drill bits (#6 is standard point)
• Adjustable counter sleeve depth with included hex key
• Standard 1/4" hex shank - quick-change compatible
• Steel counter sleeve construction