RUKO 1000029549 SPB-DIN1897-HSSCo Ø12,5 mm σπειροειδές τρυπάνι

Precision drilling in tough materials demands a bit that resists heat and wear. The RUKO SPB-DIN1897-HSSCo Ø12.5 mm twist drill bit is built for exactly that, delivering clean, accurate holes in alloyed and unalloyed steels, stainless steel, cast iron, and non-ferrous metals.

Who is it for

Professional machinists, metalworkers, and serious DIYers who need a reliable, long-lasting drill bit for demanding metal drilling tasks.

Main features

• HSS-Co (5% cobalt) construction for high heat resistance and durability.
• DIN 1897 extra short series for maximum stability and reduced deflection.
• 135° split point for self-centering and reduced walking.
• Bright finish for clean chip evacuation.
• Right-hand cutting direction for standard drilling.

Specifications

• Diameter: 12.5 mm
• Overall length: 92 mm
• Working length: 47 mm
• Shank type: Cylindrical (parallel)
• Shank diameter: 12.5 mm
• Point angle: 135°
• Point grind: Split point
• Tolerance: h8
• Material: HSS-Co (5% cobalt)
• Standard: DIN 1897

Tips

Use appropriate cutting fluid for stainless steel to extend tool life. Ensure the workpiece is securely clamped to prevent movement during drilling.