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repeatable finishing of drilled holes
Performance: optimized for high-speed drilling and tough materials with improved chip evacuation
combined with through-coolant capability and the defined DIN/ISO tolerances
It adheres to DIN 8051 B and ISO H5 tolerance
The rigid construction and optimized geometry translate to steadier feeds
Dormer Pramet R453 U CARBIDE TIALN FORCE-X STEPPED SHANK COOLANT FEED STANDARD SERIES (X5D) DRILL DIN 6537 L ISO Insert - CN Style repeatable finishing of drilled holesThe Dormer Pramet R453 U carbide drill is a highperformance cutting tool built for reliable, precise hole making across a wide range of metals. Featuring a DIN 6537 L shank, stepped design, coolant feed, and a TiAlN coating, its ready for production work, workshops, and demanding hobbyist projects where consistency matters. With a 140 fourfacet split point, this drill self centers at start, reducing wander and easing initial cutting force. The CTW
