Dormer Pramet R454 O CARBIDE TIALN FORCE-X STEPPED SHANK STANDARD SERIES (X5D) DRILL DIN 6537 L ISO Insert - KN Style 0 provides added edge strength

0 provides added edge strength and reduces edge chipping during heavy cuts

Flute: Spiral (left-hand) flute

Designed for straight‑shank use

Using the JBO thread plug gauge helps streamline inspections

93 mm is an intermediate precision taper-shank reamer designed to finish holes to a tight ISO H5 tolerance

Dormer Pramet R454 O CARBIDE TIALN FORCE-X STEPPED SHANK STANDARD SERIES (X5D) DRILL DIN 6537 L ISO Insert - KN Style 0 provides added edge strengthDesigned for professionals and serious hobbyists, the Dormer Pramet R454 O carbide drill from the Force X Standard Series delivers fast, accurate holemaking across steel, aluminium, and stainless steel. Its 140 four facet split point self centers to start holes with minimal push force, while the TiAlN coating extends tool life and boosts performance on tougher materials. The CTW flute design coupled with a stepped shank and DIN 6537 L compatibility