Premium 8.5 mm HSS Drill Bit – High-Speed Steel, 75 mm Working Length, Metal & Wood

This 8.5 mm high-speed steel (HSS) twist drill bit is built for precision and durability. Ideal for drilling through metals, wood, plastics, and composites, it features a sharp split-point tip for accurate starts, efficient chip removal, and extended lifespan. Precision-ground and heat-resistant, it offers reliable performance in workshops, production lines, and home DIY tasks.



General/Technical Specifications

• Diameter: 8.5 mm

• Overall Length: 115–121 mm

• Flute Length: 75–87 mm

• Shank: 8.5 mm round

• Weight: ~0.04 kg

• Material Grade: M2 HSS or M35 HSS‑Co for cobalt-enhanced heat resistance 

• Point Angle: Split-point 118°–135° for self-centering and reduced walking 

• Compliance: Manufactured to DIN 338 (jobber length) 

• Applications: Suitable for drilling in alloyed/unalloyed steels (up to ~900 N/mm²), cast iron, non-ferrous metals, plastics, wood