Draper Black HSS Drill Bit Set 4.0mm x 75mm 10-Piece

These high-speed steel (HSS) twist drill bits are designed for versatile use across metal, wood, chipboard, and plastic. Each bit features a fully ground 135° split point to ensure precise centering and to minimize wandering. A black oxide coating enhances durability and corrosion resistance. Manufactured to DIN 338 and ISO 235/1, the set includes 10 pieces and is compatible with standard drill chucks of 10 mm and 13 mm. No cooling agent is required during use, though proper safety precautions should be observed when operating the drill.

Features

• Fully ground with 135° split point for precise centering
• Black oxide coating for durability and corrosion resistance
• Does not require a cooling agent
• Compatible with standard 10/13 mm chucks
• Suitable for metal, wood, chipboard and plastic
• Manufactured to DIN338 and ISO235/1

Technical specifications

• Diameter: 4.0 mm
• Material: High-Speed Steel (HSS)
• Coating: Black oxide
• Point angle: 135° split point
• Pack size: 10 pieces
• Standards: DIN 338 and ISO 235/1

No cooling agent is necessary; use proper safety precautions during operation.