Dormer Pramet R463 9.10 mm CARBIDE TIALN FORCE-M STEPPED SHANK COOLANT FEED LONG SERIES (X5D) DRILL DIN 6537 L Step Drill self‑centering tip starts cleanly and

self‑centering tip starts cleanly and is easy to re‑grind

Durable hardened steel construction: Delivers long service life in demanding environments with excellent wear resistance and minimal maintenance

" that relates to blanks ready to be machined into the reamer

Variable Hi-Helix Construction: Advanced helix angles minimize vibration and chatter for smoother cuts and improved surface quality

it delivers extended reach without sacrificing stability

Dormer Pramet R463 9.10 mm CARBIDE TIALN FORCE-M STEPPED SHANK COOLANT FEED LONG SERIES (X5D) DRILL DIN 6537 L Step Drill self‑centering tip starts cleanly andThe Dormer Pramet R463 is a long series carbide drill engineered for machinists who need consistent, accurate holes in stainless steel and other demanding heat resistant alloys. Its stepped shank and coolant through design support extended reach while maintaining stability during deep hole drilling applications. Self centering split point: The 140 degree four facet point starts holes accurately without wandering, reducing the force needed at the