Draper 10 pcs Black HSS Drill Bit, 4.0mm x 75mm 08823 for Metal, Wood and Plastic

General description These are high-speed steel (HSS) twist drill bits designed for versatile use in various materials including metal, wood, chipboard, and plastic. They feature a fully ground 135° split point for precise centering and to prevent wandering during drilling. The black oxide coating enhances durability and corrosion resistance, making them suitable for demanding applications. Technical specifications Diameter: 4.0mm Material: High-Speed Steel (HSS) Coating: Black oxide Point Angle: 135° split point Manufacturing Standards: DIN 338 and ISO 235/1 Pack Size: 10 pieces Compatibility and accessories Compatible with standard drill chucks of 10mm and 13mm Suitable for use with metal, wood, chipboard, and plastic Installation Insert the drill bit into a compatible drill chuck Securely tighten the chuck to hold the bit in place Usage Use appropriate speed and pressure for the material being drilled No cooling agent is necessary, but use proper safety precautions during operation