General description DEWALT BLACK&GOLD HSS Drill Bits feature a speed tip and a tough core for increased durability. The bits incorporate a no-spin shank that eliminates the frustration of the bit spinning in the chuck. Supplied in a TOUGH CASE+, this set is part of a connectable case system which is TSTAK™ compatible, allowing individual TOUGH CASES to be clipped together for easy transportation. Technical specifications Number of pieces: 10 Sizes included: 3mm, 3.5mm, 4mm, 4.5mm, 5mm (x2), 6mm (x2), 8mm, 10mm Tip angle: 135° for precise drilling Material: High-Speed Steel (HSS-G) with gold oxide coating Shank type: ¼-inch hex Compatibility and accessories Compatible with standard drill chucks and impact drills Includes a connectable, durable storage case for easy organization and transport Installation Insert the drill bit into the drill chuck or impact driver’s hex holder Ensure the bit is securely tightened before use Usage Use for drilling into wood, plastic, and thin materials