Features: Precise auto centering hinge drill bits set ensures accurate holes for cabinet hinges, door handles, and hardware installations with three sizes (#6, #8, #10) crafted from rust resistant steel. Featuring 1/4" hexagonal shank compatibility across brands and iron construction, these hexagonal shank drill bits maintain stability during woodworking tasks like hinge mounting and hardware fitting. Ideal for professional carpenters, cabinet installers, and DIYer enthusiasts requiring reliabled tools for furniture assembly, door hardware setups, and precise wood joinery projects. Perfect for drilling clean holes in wooden surfaces during cabinet hinge installation, window knob adjustments, or mounting decorative hardware without slippage or materials splintering. Engineered with wear resistant coating and optimized flute design, these auto centering drill bits deliver long lasting performances in wood, plywood, and composite materials. Specifications: Product name: auto-centering drill bit set size: 3/32": Length 8cm/3.15" 7/64": Length 9cm/3.54" 1/8": Length 9.5cm/3.74" Twist drill bit: diameter 0.5-2mm Component: carbon steel Color: black Package Includes: 1 Set auto Centering Drill Bits 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.