【New Upgraded Set】SENDRILL Countersink Drill Bit Set, a complete 17PCS kit designed for all your woodworking projects. This set includes 5 tapered drill bits: #4 (7/64"), #6 (9/64"), #8 (11/64"), #10 (3/16"), and #12 (7/32"). It also comes with 2 wood plug cutters (3/8" and 1/2"), 2 depth stop rings (3/8" and 1/2"), 8 screwdriver bits, and 1 Allen key. The sendrill set is crafted to ensure precision and versatility, providing all the essential tools for your woodwork.

【Precision Depth Control】 Equipped with adjustable depth stop collars, this countersink drill bit set provides exact control over pilot hole depth, ensuring consistent and precise countersinking for a professional-grade finish on every project.

【High-Quality Materials】 Crafted from industrial-grade high-speed steel, our woodworking countersink drill bits provide exceptional toughness and wear resistance. Compared to standard carbon steel bits, they offer a 2X longer lifespan, ensuring durability and reliable performance for your projects.

【Efficient Drilling, Flawless Finish】 Featuring sharp cutters and an 82-degree counterbore angle, our drill bits ensure smooth, fast drilling in both hard and soft woods. The tapered pilot bits create clean, precise pilot holes for a perfect screw fit, while the all-in-one design allows for drilling, countersinking, and counterboring in a single step, maximizing your efficiency.

【Versatile & Compatible】 Perfect for a wide range of woodworking projects, including cabinetry and furniture making, this countersink drill bit set is compatible with hand drills, bench drills, and electric drills. Note: For optimal cutting results, it is recommended to use the wood plug cutter on a bench drill.