Dormer Pramet R454 4.50 mm CARBIDE TIALN FORCE-X STEPPED SHANK STANDARD SERIES (X5D) DRILL DIN 6537 L Drive Ring Efficient chip evacuation and stable

Efficient chip evacuation and stable cutting: Thoughtful geometry promotes steady engagement and clean chip flow

and hobbyists aiming for professional results with aluminum and non-ferrous metals

The combination of an accurate 80 mm body

Angle and orientation: 93° left-hand boring bar optimized for precise internal bore work and steady cutting performance

Material: HSS-E (high-speed steel with cobalt) offering enhanced heat resistance and durability in tough metals

Dormer Pramet R454 4.50 mm CARBIDE TIALN FORCE-X STEPPED SHANK STANDARD SERIES (X5D) DRILL DIN 6537 L Drive Ring Efficient chip evacuation and stableThe Dormer Pramet R454 4. 50 mm carbide drill combines a DIN 6537 L shank with a FORCE X stepped shank design for secure seating in standard chucks and collets. Its 140 degree four facet split point starts true and minimizes push force, helping you drill precise holes straight from the first touch. Coated with Titanium Aluminium Nitride (TiAlN) for extended life and improved performance on harder materials, and built with a CTW flute design for