RUKO SPB-DIN338-7/32-HSSCo HSS-Co spiraalboor 5,56 mm DIN 338

Precision-ground HSS-Co twist drill bit with 5% cobalt for high heat resistance and wear resistance, ideal for stainless and acid-resistant steels.

Overview

The RUKO SPB-DIN338-7/32-HSSCo is a professional-grade twist drill bit manufactured to DIN 338 standards. Its 7/32 inch (5.56 mm) diameter and 135° split point ensure accurate, self-centering drilling without a center punch.

What stands out

• HSS-Co (5% cobalt) for high heat resistance and durability
• Split point tip for fast, precise starts
• Fully ground flutes for efficient chip removal
• Bright polished finish reduces friction
• Suitable for stainless steel, cast iron, bronze, and hard plastics

Technical details

• Diameter: 7/32 inch (5.56 mm)
• Overall length: 93 mm
• Flute length: 57 mm
• Point angle: 135°
• Shank: Cylindrical, h8 tolerance
• Cutting direction: Right-hand

Our verdict

A reliable cobalt drill bit for demanding metalworking tasks, offering excellent performance and longevity.