RUKO SPB-DIN338-HSS-TiN σπειροειδές τρυπάνι 11,2 mm

The RUKO SPB-DIN338-HSS-TiN Ø11.2mm twist drill bit stands out with its titanium nitride coating, which reduces friction and improves heat resistance for longer tool life. Ground from solid high-speed steel to DIN 338, it delivers precise holes in alloyed and unalloyed steel, cast iron, non-ferrous metals, and plastics.

Highlights

• TiN coating for enhanced wear resistance and reduced friction
• DIN 338 standard with cylindrical shank and right-hand cut
• 135° point angle for accurate centering
• Reinforced core and optimized chip evacuation

In daily use

With a diameter of 11.2 mm, total length of 142 mm, and working length of 94 mm, this bit handles demanding drilling tasks in materials up to 900 N/mm². The spiral flute design ensures efficient chip removal, while the h8 tolerance guarantees consistent hole quality.

Full specifications

• Drill bit type: Twist drill bit
• Standard: DIN 338
• Material: High-speed steel (HSS)
• Coating: Titanium nitride (TiN)
• Diameter: 11.2 mm
• Total length: 142 mm
• Working length: 94 mm
• Shank type: Cylindrical
• Point angle: 135°
• Cutting direction: Right-hand cut
• Tolerance: h8
• Manufacturing process: Ground from solid
• Flute type: Spiral flute
• Core: Reinforced core
• Recommended material hardness: Up to 900 N/mm²
• Colour: Gold

Final note

A reliable choice for professionals seeking a coated HSS twist drill bit that balances performance and durability.