RUKO KEB-HSS-TiAlN Mod.55 σπειροειδές τρυπάνι 21,0 mm

Twist drill bit with titanium aluminum nitride coating for high-performance drilling in tough materials. The TiAlN coating provides very high heat and wear resistance, extending tool life even in demanding applications.

Advantages

Self-centering split point for precise starts without walking. Enhanced chip removal and reduced friction ensure smooth drilling and a clean finish. Suitable for use with corded drills, cordless drills, and drill presses.

Suitable for

• Steel
• Stainless steel
• Cast iron
• Non-ferrous metals
• Hard plastics

Key specifications

• Diameter: 21.0 mm
• Total length: 180 mm
• Working length: 125 mm
• Shank diameter: 12.7 mm (reduced cylindrical shank)
• Point angle: 135°
• Material: High-speed steel (HSS)
• Coating: Titanium aluminum nitride (TiAlN)
• Standard: DIN 338

Recommendations

Use coolant for optimal performance and tool life. Ideal for heavy-duty drilling in metalworking and industrial applications.