RUKO SPB-DIN338-HSS-TiN σπειροειδές τρυπάνι 12,0 mm DIN 338

Twist drill bit with titanium nitride coating for efficient drilling in steel, cast iron, non-ferrous metals and plastics. The 12.0 mm diameter and DIN 338 geometry deliver precise holes with a 118° point angle.

Advantages

TiN coating reduces friction and increases wear resistance. Ground from solid HSS with core hardness up to 64 HRC for durability. Cylindrical shank fits standard drill chucks.

Suitable for

• Steel up to 900 N/mm² tensile strength
• Cast iron
• Non-ferrous metals (aluminium, copper, brass)
• Plastics

Key specifications

• Standard: DIN 338
• Material: High-speed steel (HSS)
• Coating: Titanium nitride (TiN)
• Diameter: 12.0 mm
• Total length: 151 mm
• Flute length: 101 mm
• Shank: Cylindrical, 12.0 mm
• Point angle: 118°
• Tolerance: h8
• Colour: Gold

Recommendations

Use cutting fluid when drilling steel to extend tool life. For best results, pre-drill with a smaller diameter in hard materials.