Spiral drill INOX dia. 11.1 mm HSS-E Co5 N DIN 338 135 for tough and hard materials Angle135 Diameter11.1 mm Flute length94 mm Length, total142 mm RPM from, grey cast iron, white cast iron287 RPM RPM from, hard non-ferrous metals717 RPM RPM from, rust and acid-resistant steels287 RPM RPM from, soft non-ferrous metals861 RPM RPM from, steels over 700 N/mm574 RPM RPM from, thermoplastics, fibre-reinforced plastics (GRP/CRP) 430 RPM RPM to, grey cast iron, white cast iron717 RPM RPM to, hard non-ferrous metals1435 RPM RPM to, rust and acid-resistant steels574 RPM RPM to, soft non-ferrous metals1721 RPM RPM to, steels over 700 N/mm717 RPM RPM to, thermoplastics, fibre-reinforced plastics (GRP/CRP) 1148 RPM Spiral angle, from36 VersionINOX Packaging unit5 pieces Drilling tools with cross grinding for industrial uses. Fully ground, right-hand turning versions that produce precise drill holes thanks to their high concentricity and exact centring. PFERD offers spiral drills in the STEEL (1