Features: Engineered with a robust 6542 steel tip and high hardness aluminum alloy body, this double purpose countersink drill bit ensures long lasting sharpness, corrosions resistance, and precise depth control for woodworking and screwdriving tasks. Features integrated depth stop mechanism to prevent over drilling, hardened steel cutting edges for extended durability, and lightweight aluminum construction optimized for repeated use in demanding workshop environments. Designed for professional carpenters, cabinetmakers, and DIYer enthusiasts requiring precise tools for furniture assembly, cabinetry installations, and woodcraft projects. Exceling in creating flush screw recesses on hardwood surfaces, assembling flat pack furniture components, and executing detailed wood joinery with consistent depth accuracy. This versatile depth limiting countersink bit eliminates tool switching between drilling and fastening operations, delivering workshop efficiency through its double function design backed by industrial grade materials. Specifications: Component:Aluminum Alloy Type:As Picture Shown Package Includes: 1pcs Countersink Drill Bit note: 1.Please allow 1-2cm errors due to manual measurement, make sure that you donot mind befores you order. 2.Due to the differences between different monitors, the picture may not reflect the actual color. Thanks for your understandings.