Dormer Pramet R454 6.30 mm CARBIDE TIALN FORCE-X STEPPED SHANK STANDARD SERIES (X5D) DRILL DIN 6537 L M&D High-Helix Geometry (45°) for Smooth

High-Helix Geometry (45°) for Smooth Cutting and Fine Mold Finish: The pronounced helix improves chip control and heat removal

accurate finishes on complex rib geometries

consistent performance for professional shops and DIY projects alike

repeatable engagement in standard tooling setups

reducing downtime and optimizing productivity in precision internal grooving operations

Dormer Pramet R454 6.30 mm CARBIDE TIALN FORCE-X STEPPED SHANK STANDARD SERIES (X5D) DRILL DIN 6537 L M&D High-Helix Geometry (45°) for SmoothThe Dormer Pramet R454 6. 30 mm carbide drill is a high precision cutting tool designed for metalworking professionals and serious hobbyists who require reliable, repeatable holes. Its 140 four facet split point starts cutting cleanly, self centers the bit, and reduces the push force needed to begin drilling, helping you achieve accurate starts. Built from premium carbide and coated with Titanium Aluminium Nitride (TiAlN), this drill delivers longer