RUKO GmbH punta elicoidale DIN 338 HSS-G affilatura a croce 9,25 mm

Machinists and metalworkers in workshops and on-site use this twist drill bit for precise drilling in steel, cast iron, non-ferrous metals, plastics, and wood. Its cross-ground split point and 135° point angle reduce walking and provide accurate hole positioning.

Key specifications

• Drill bit type: Twist drill bit
• Standard: DIN 338
• Material: High-speed steel (HSS-G)
• Manufacturing process: Ground
• Diameter: 9.25 mm
• Total length: 125 mm
• Working length (flute length): 87 mm
• Shank type: Cylindrical
• Point type: Split point (cross ground)
• Point angle: 135°
• Cutting direction: Right-hand cutting
• Surface finish: Bright (uncoated)
• Tolerance: h8
• Packaging quantity: 1 piece

Why choose it

Ground from high-speed steel, this bit offers good wear resistance and reliable performance in a range of materials. The split point design provides self-centering and reduces thrust pressure, making drilling easier and more accurate.

Ideal use cases

• Drilling steel and cast iron in metalworking
• Creating holes in non-ferrous metals like aluminium and brass
• Working with plastics and wood in general fabrication
• Use with drill presses, cordless drills, and rotary drills

Good to know

The bright, uncoated finish is suitable for general-purpose drilling where a coating is not required. The cylindrical shank fits standard drill chucks.