Dormer Pramet R457 4.30 mm CARBIDE TIALN FORCE-X STEPPED SHANK COOLANT FEED SHORT SERIES (X3D) DRILL DIN 6537 K SPIRALMILLHOLDER high‑quality holes (h9 tolerance) with

high‑quality holes (h9 tolerance) with fewer tool changes and smoother workflows across a wide range of metals

and offers depth versatility for a wide range of applications

and maintains stable cutting in boring and turning tasks

Operating at speeds up to 25

Dormer Pramet R457 4.30 mm CARBIDE TIALN FORCE-X STEPPED SHANK COOLANT FEED SHORT SERIES (X3D) DRILL DIN 6537 K SPIRALMILLHOLDER high‑quality holes (h9 tolerance) withThe Dormer Pramet R457 4. 30 mm carbide drill is a precision, coolant fed drill designed for clean, accurate holes across steel, aluminium, and stainless steel. Built with a DIN 6537 K shank and a short FORCE X stepped shank in the X3D series, its ideal for engineers, fabricators, and hobbyists who demand reliable, repeatable results in tight or demanding work environments. Its 140 degree, four facet split point promotes self centering and reduces the