Countersink Drill Bit Set 4 Piece

Enhance your drilling projects with this versatile 4-piece countersink bit set. Crafted from high-speed steel with a black oxide finish, each bit delivers fast, clean pilot holes and smooth, precise countersinks in wood, metal, and plastic. The adjustable counterbore attachment and quick-change shank ensure optimal depth control and minimal slipping—making this set an essential addition to any toolbox.

Whether you’re installing hardware, building cabinetry, or tackling general woodworking and metalworking tasks, this set provides the accuracy and durability you need for professional-grade results.

Key Features

• 4-piece set includes multiple diameters for varied pilot-hole sizes
• High-Speed Steel (HSS) construction for lasting sharpness
• Black oxide finish resists corrosion and reduces friction
• Precision-ground 82° countersink tip for consistent fit
• Adjustable four-cutter counterbore with depth-stop capability
• 1/4" quick-change hex shank for secure gripping and fast bit swaps
• Compatible with all 1/4" standard and quick-change chucks, including impact drivers

⚠️ WARNING: This product contains chemicals known to the State of California to cause cancer and birth defects or other reproductive harm. For more information, visit www.P65Warnings.ca.gov.