[Enhanced Compatibility] The self-centering drill bit set is tailored for Bit 1/4-inch -Change Hex shank drills, ensuring a snug fit for #6, #8, and #10 screw sizes. This kit features sizes including 3/32inch, 7/64inch, and 1/8inch drill sets. Double-check your accessory and drill models for seamless compatibility. [ Bit Holder Design] Updated with resilience to withstand impacts, our 2-inch Quick-Change bit driver boasts a lifespan 10 times longer than standard bits. it offers enduring strength, less stripping, and swift replacement to maximize your productivity. [Ideal Replacement and Precision] Perfectly substitute your outdated or drill bits and bit holder with our set, excellent for precise hinge, strike plate, and other hardware installations on doors and cabinetry, ensured by thorough factory-standard endurance testing. [Effortless Installation] Featuring the -Change system for quick, one-handed bit swaps, this set enables fast, seamless exchanges without re-chucking, improving productivity by up to 33%. Ideal for maintaining workflow with minimal interruptions. Colour:black Material:Metal Package Contents: 3 x Self Centering Drill Bit 1 x Extension rod Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.