RUKO SPB-DIN1897-HSSCo-Ø5,8 mm špirálový vrták

For machinists and metalworking professionals drilling stainless steel and high-alloy steels, the RUKO SPB-DIN1897-HSSCo-Ø5.8mm twist drill bit delivers reliable performance. Its 5% cobalt HSS construction withstands high heat and resists wear, making it suitable for demanding applications.

Key specifications

• Drill bit type: Twist drill bit
• Standard: DIN 1897 (short series)
• Material: HSS-Co (high-speed steel with cobalt)
• Cobalt content: 5%
• Diameter: 5.8 mm
• Shank type: Cylindrical / parallel shank
• Point angle: 130°
• Surface finish: Bright / polished
• Manufacturing process: Fully ground
• Cutting direction: Right-hand cut
• Total length: 93 mm
• Working length (flute length): 57 mm
• Tolerance: h8
• Number of flutes: 2

Why choose it

The cobalt alloy enhances heat resistance and wear resistance, extending tool life when drilling tough materials. The 130° point angle and fully ground flutes provide efficient chip evacuation and accurate hole sizing.

Ideal use cases

• Drilling stainless steel (V2A/V4A)
• High-alloy steels and heat-resistant steels
• Cast iron and non-ferrous metals

Good to know

This drill bit is designed for short-hole drilling in metalworking. Its cylindrical shank fits standard drill chucks. Use appropriate cutting fluid for best results.