RUKO SPB-DIN338-HSS-TiN Ø8,75 mm σπειροειδές τρυπάνι

Precision-ground from high-speed steel with a titanium nitride coating, this 8.75 mm twist drill bit delivers a 135° split point for fast, accurate starts without walking.

Overview

The RUKO SPB-DIN338-HSS-TiN Ø8.75 mm is a fully ground twist drill bit manufactured to DIN 338. Its TiN coating reduces friction and increases surface hardness, extending tool life when drilling steel, cast iron, non-ferrous metals, plastics, and wood.

What stands out

• 135° split point tip for precise centering and reduced thrust
• Titanium nitride coating for wear resistance and lower friction
• Fully ground flutes for smooth chip evacuation
• Cylindrical shank fits standard drill chucks

Technical details

• Diameter: 8.75 mm
• Overall length: 125 mm
• Working length: 81 mm
• Material: High-speed steel (HSS)
• Coating: Titanium nitride (TiN)
• Point angle: 135°
• Shank type: Cylindrical
• Cutting direction: Right-hand
• Tolerance: h8
• Flute type: Spiral (Type N)

Our verdict

A reliable, high-performance drill bit for demanding workshop tasks, especially in steel up to 900 N/mm² tensile strength.