RUKO SPB-DIN338 punta elicoidale HSS-G con affilatura a croce 8,2 mm

For metalworkers and maintenance technicians who need clean, accurate holes in steel, cast iron, non-ferrous metals, or plastics, this RUKO twist drill bit delivers reliable performance. The 8.2 mm diameter and DIN 338 standard make it a solid choice for general-purpose drilling in workshops and on-site work.

Key specifications

• Drill bit type: Twist drill bit
• Standard: DIN 338
• Material: High-speed steel (HSS-G), ground
• Diameter: 8.2 mm
• Overall length: 117 mm
• Working length: 75 mm
• Shank type: Cylindrical
• Point type: Split point (cross-ground), 135°
• Tolerance: h8
• Surface finish: Bright / uncoated
• Cutting direction: Right-hand
• Flute type: Type N
• Heat resistance: Up to approx. 600°C
• Self-centering: Yes
• Reduced feed pressure: Yes

Why choose it

The cross-ground split point allows the bit to start precisely without wandering, reducing the need for center punching and lowering feed pressure. The HSS-G material withstands high temperatures, extending tool life in demanding applications.

Ideal use cases

• Drilling steel and cast iron in metalworking shops
• Creating holes in non-ferrous metals like aluminum and brass
• General maintenance and repair tasks
• Plastic fabrication where clean holes are required

Good to know

This bit conforms to DIN 338, ensuring consistent dimensions and performance. The bright finish provides a clean surface without additional coating.