6-Piece Countersink Drill Bit Set, HSS Countersink Bits with 1/4" Hex Shank, Adjustable Depth Stop, 82° Angle, Aluminum Anti-Scratch Ring

6-Piece Countersink Drill Bit Set, HSS Countersink Bits with 1/4" Hex Shank, Adjustable Depth Stop, 82° Angle, Aluminum Anti-Scratch Ring, for Woodworking, Cabinet Making, Furniture Projects Precise Adjustable Countersinking – Each drill bit has a fixed 82° countersink and works with the included depth stop holder. A grub screw allows fine adjustment so you can produce consistently flush screw holes and repeatable depths across multiple pieces. Premium HSS-M2 Construction – Made from high-speed steel, the bits cut cleanly through natural wood, chipboard, plywood, MDF, and synthetic boards. They hold their edge well under regular use, providing reliable performance project after project. Surface Protection Ring – A gold-colored aluminum boundary ring with a green rubber pad prevents the tool from scratching or marring the workpiece surface. The internal self-bearing design keeps the ring rotating smoothly, protecting your material while you drill. Quick-Change Hex Shank – The 1/4-inch hex shank fits cordless screwdrivers, impact drivers, and drills. Swapping bits is fast and tool-free, letting you move quickly between starter holes and countersinks without changing tools. All-in-One Kit – Includes four commonly used sizes (2.8, 3.2, 3.5, and 4.0 mm) to match a wide range of wood screws. Suitable for installing hinges, cabinet making, furniture construction, and any project where a flush finish is important. Key Features：Precise Adjustable Countersinking – Each drill bit has a fixed 82° countersink and works with the included depth stop holder. A grub screw allows fine adjustment so you can produce consistently flush screw holes and repeatable depths across multiple pieces. Premium HSS-M2 Construction – Made from high-speed steel, the bits cut cleanly through natural wood, chipboard, plywood, MDF, and synthetic boards. They hold their edge well under regular use, providing reliable performance project after project. Surface Protection Ring – A gold-colored aluminum boundary ring with a green rubber pad prevents the tool from scratching or marring the workpiece surface. The internal self-bearing design keeps the ring rotating smoothly, protecting your material while you drill. Quick-Change Hex Shank – The 1/4-inch hex shank fits cordless screwdrivers, impact drivers, and drills. Swapping bits is fast and tool-free, letting you move quickly between starter holes and countersinks without changing tools. All-in-One Kit – Includes four commonly used sizes (2.8, 3.2, 3.5, and 4.0 mm) to match a wide range of wood screws. Suitable for installing hinges, cabinet making, furniture construction, and any project where a flush finish is important.

Specifications ：Material: HSS-M2 (High-Speed Steel) Shank Type: 1/4 inch Hex (6.35 mm) Countersink Angle: 82° Finish: Uncoated Drill Bit Dimensions: 2.8 × 8 mm 3.2 × 8 mm 3.5 × 10 mm 4.0 × 10 mm

Package Contents：4 × Countersink Drill Bits (2.8, 3.2, 3.5, 4.0 mm) 1 × Adjustable Depth Stop Holder with Anti-Scratch Ring 1 × Hex Key