Dormer Pramet R457 4.20 mm CARBIDE TIALN FORCE-X STEPPED SHANK COOLANT FEED SHORT SERIES (X3D) DRILL DIN 6537 K Carbide paired with a 45° helix

paired with a 45° helix

Left-hand spiral flute with right-hand cutting: Optimizes chip evacuation and cutting action for smoother operation and a reliable hole finish

and reduces chatter for reliable performance through multiple passes

and any in-stock indication refers to blanks ready to be machined into the final tool

then cooling to lock it in place

Dormer Pramet R457 4.20 mm CARBIDE TIALN FORCE-X STEPPED SHANK COOLANT FEED SHORT SERIES (X3D) DRILL DIN 6537 K Carbide paired with a 45° helixThe Dormer Pramet R457 4. 20 mm carbide drill is a precision holemaker designed for reliable performance across a variety of metals. Built with premium carbide and a Titanium Aluminium Nitride (TiAlN) coating, this drill delivers long tool life and consistent results in steel, aluminum, and stainless steel. It follows the DIN 6537 K standard and features a short series design for compact setups, making it a versatile choice for engineers, machinists,