RUKO SPB-DIN338-HSS-G-kruis 8,75 mm spiraalboor

The RUKO SPB-DIN338-HSS-G-Kreuz 8.75 mm twist drill bit stands out with its split point geometry, which centers precisely on contact and reduces feed pressure for faster, cleaner starts. Unlike standard bits, this ground HSS-G tool is engineered for reliable performance across steel, cast iron, non-ferrous metals, and plastics.

Highlights

• Diameter: 8.75 mm
• DIN 338 standard
• HSS-G ground high-speed steel
• 135° split point for self-centering
• Right-hand cutting
• Bright uncoated finish
• Total length: 125 mm
• Working length: 81 mm
• Shank diameter: 8.75 mm (cylindrical)
• Tolerance: h8

In daily use

This twist drill bit is a dependable choice for workshop tasks that demand accuracy. The split point design minimizes wandering, while the ground flutes ensure efficient chip evacuation. Its h8 tolerance guarantees a consistent hole size, making it suitable for precision work in metal and other materials.

Full specifications

• Drill bit type: Twist drill bit
• Standard: DIN 338
• Material: HSS-G (high-speed steel, ground)
• Diameter: 8.75 mm
• Shank type: Cylindrical
• Shank diameter: 8.75 mm
• Point angle: 135°
• Point type: Split point (Kreuzanschliff)
• Flute type: Right-hand cutting
• Surface finish: Bright (uncoated)
• Total length (l1): 125 mm
• Working length (l2): 81 mm
• Tolerance: h8
• Manufacturing process: Ground from solid
• Self-centering: Yes
• Reduced feed pressure: Yes
• Recommended applications: Steel, cast iron, non-ferrous metals, plastics

Final note

A precision-ground metal drill bit with a self-centering split point for efficient, accurate drilling.