General description This DEWALT Extreme 2 Metal Drill Bit set includes 10 high-speed steel (HSS) drill bits designed for precise drilling in metal, specifically steel. The bits are suitable for portable or stationary drilling of steel, alloyed and non-alloyed, up to 900N/mm², making them particularly effective for drilling sheet or thin materials where accurate, burr-free holes are required. They are also very effective in wood and plastic materials. Technical specifications Tip Diameter: 5.5mm Working Length: 57mm Overall Length: 93mm Material: HSS (High-Speed Steel) Pack Quantity: 10 Type of tip: Central drill Type of kit: Metal drill bits Application: Steel drilling Compatibility and accessories Compatible with electric drills that accept standard drill bits Installation Insert the drill bit into the drill's chuck and tighten securely before use Usage Use for drilling precise holes in steel and other metals Ensure the drill is set to appropriate speed and pressure for metal