Dormer Pramet R457 8.40 mm CARBIDE TIALN FORCE-X STEPPED SHANK COOLANT FEED SHORT SERIES (X3D) DRILL DIN 6537 K M&D BS 328/4 Supplied by Toolex

BS 328/4 Supplied by Toolex Ltd

reducing reliance on tapping and enabling complex geometries in hardened alloys

helping you create accurate holes with confidence

delivering traceable measurements you can trust for quality control across automotive

Secure and Repeatable Clamping: Machined gripping surfaces provide a predictable grip across cycles

Dormer Pramet R457 8.40 mm CARBIDE TIALN FORCE-X STEPPED SHANK COOLANT FEED SHORT SERIES (X3D) DRILL DIN 6537 K M&D BS 328/4 Supplied by ToolexThe Dormer Pramet R457 is an 8. 40 mm carbide drill designed for fast, precise holes in steel, aluminum, and stainless steel. It features a 140 degree, four facet split point that self centers the start of the hole and reduces push force, a TiAlN coating to extend tool life, and a specialized flute design with coolant feed that supports higher speeds and feeds. The short series design with a stepped DIN 6537 K shank ensures secure mounting in standard