DC0850M-SC PR0315

Diameter from 7.94 - 24.50 mm / 3xD, 5xD and 8xD. Self-clamping Increased stability and service life thanks to the simple and reliable self-clamping system. Easy replacement of the core bit, even when installed. Self-centring The S-shaped centre cutting edge enables soft drilling with low cutting force and achieves a high surface quality. Variable helical flute Good chip removal and excellent rigidity of the tool body. Direct coolant supply The direct coolant supply to the main cutting edge prevents chip adhesion and enables easy chip evacuation. Stable machining The PR0315 grade stands for stable machining of unalloyed steel, alloyed steel and cast iron. It is a tough superfine grain carbide substrate with a TiAlN coating with excellent wear and fracture resistance.