RUKO SPB-DIN338-HSS-TiN 27/64 inch Twist Drill Bit | TiN Coated HSS | DIN 338

Precision-ground HSS twist drill bit with TiN coating, 27/64" (10.72 mm) diameter, DIN 338 standard. Titanium nitride coating delivers high hardness and heat resistance up to 600°C for extended tool life.

Overview

The RUKO SPB-DIN338-HSS-TiN 27/64" is a jobber-length twist drill bit manufactured from high-speed steel and coated with titanium nitride (TiN). The gold-coloured coating reduces friction and improves chip flow, making it suitable for drilling steel, cast iron, non-ferrous metals, plastics, and wood. The bit is ground from solid with a 118° point angle and h8 tolerance for precise holes.

What stands out

• TiN coating for high wear resistance and heat resistance up to 600°C
• DIN 338 compliant dimensions: 142 mm overall length, 94 mm working length
• Ground from solid for consistent accuracy and core strength
• Right-hand cutting direction with polished flutes for efficient chip evacuation
• Versatile for general purpose drilling in workshop and industrial applications

Technical details

• Drill diameter: 27/64 inch (10.72 mm)
• Overall length: 142 mm
• Working length: 94 mm
• Material: High-Speed Steel (HSS)
• Coating: Titanium Nitride (TiN)
• Point angle: 118°
• Shank type: Cylindrical
• Tolerance class: h8
• Flute direction: Right-hand cut
• Suitable materials: Steel, cast iron, non-ferrous metals, plastics, wood
• Coating colour: Gold

Our verdict

A reliable TiN-coated HSS drill bit for demanding drilling tasks, offering high heat resistance and precision. Ideal for professionals and serious DIYers who need consistent performance across a range of materials.