RUKO SPB-DIN338-6,75mm HSS-Co σπειροειδές τρυπάνι

The RUKO SPB-DIN338-6.75mm HSS-Co is a precision twist drill bit ground from solid high-speed steel with 5% cobalt, engineered for demanding metal drilling tasks. Its DIN 338 geometry and 135° split point deliver accurate starts and clean holes in tough materials.

Highlights

• 5% cobalt HSS-Co for high heat resistance and durability
• 135° split point reduces walking and improves centering
• Ground from solid for consistent quality and performance
• DIN 338 standard ensures compatibility with standard drill chucks

In daily use

This 6.75 mm drill bit excels in alloyed and unalloyed steel, stainless steel, cast iron, and non-ferrous metals. The bright finish and right-hand cutting action provide efficient chip evacuation and long tool life in workshop or industrial settings.

Full specifications

• Drill Bit Type: Twist Drill Bit
• Standard: DIN 338
• Material: HSS-Co (High-Speed Steel with Cobalt)
• Cobalt Content: 5%
• Diameter: 6.75 mm
• Shank Type: Cylindrical
• Shank Diameter: 6.75 mm
• Point Angle: 135°
• Point Grind: Split Point (Cross-Ground)
• Helix Angle: Standard (Type N)
• Surface Finish: Bright
• Overall Length: 109 mm
• Flute Length: 69 mm
• Tolerance: h8
• Cutting Direction: Right-hand cut
• Manufacturing Process: Ground from solid
• Packaging Quantity: 1 piece

Final note

A reliable cobalt drill bit for precise and efficient metal drilling.