- Includes 4 high-speed steel (HSS) drill bits designed specifically for screw sizes #6, #8, #10, and #12, making it essential for various woodworking projects. - Features a uniquely designed steel counter sleeve that allows for precise countersinking or counterboring. Drill and countersink for wood screws without the hassle of changing bits. - The adjustable counter sleeve depth is easily modified using a hex wrench, ensuring versatility for different applications. The standard 6.35mm hex shank allows for quick bit changes. - Adjust the drilling length for various screw sizes by simply loosening and tightening the setscrew, providing flexibility for your specific needs. - Ideal for drilling into materials with a hardness below 25HRC, including carbon steel, sheet iron, insulating plates, PVC boards, and wood. Compatible with drill machines featuring a chuck or connector. Use Cases: - Perfect for furniture assembly or repairing wooden items where precise screw placement is crucial. - Excellent for construction tasks requiring consistent depth and clean countersinks for a professional finish. - Useful in DIY home improvement projects like installing shelves or cabinetry, ensuring efficiency and accuracy with every drill.