RUKO SPB-DIN345-57,0mm-HSS broca helicoidal con mango cónico Morse

Precision-ground from HSS-E-Co5 high-speed steel with 5% cobalt, this 57.0 mm twist drill delivers exceptional heat resistance and wear resistance for industrial drilling in steel, stainless steel, cast iron, and non-ferrous metals.

Overview

The RUKO SPB-DIN345-57.0mm-HSS is a heavy-duty twist drill with a Morse taper shank (MK5) for secure mounting in stationary machines. It conforms to DIN 345, ensuring standardized dimensions and performance. The bright, uncoated finish and 130° point angle provide clean cutting and efficient chip evacuation.

What stands out

• Morse taper shank MK5 for rigid, accurate drilling in industrial setups
• HSS-E-Co5 cobalt alloy withstands high temperatures and maintains hardness
• Ground from solid with h8 tolerance for precise hole diameters
• Right-hand cutting with standard spiral flute geometry

Technical details

• Drill bit type: Twist drill
• Diameter: 57.0 mm
• Shank type: Morse taper shank MK5
• Overall length: 475 mm
• Flute length: 255 mm
• Material: HSS-E-Co5 (high-speed steel with 5% cobalt)
• Point angle: 130°
• Surface finish: Bright (uncoated)
• Tolerance: h8
• Cutting direction: Right-hand

Our verdict

A robust, precise drill bit for demanding metalworking tasks on stationary machines. Its cobalt steel construction and Morse taper shank ensure longevity and accuracy in industrial environments.