Dormer Pramet R520 4.50 mm CARBIDE TiN CDX STRAIGHT SHANK STUB DRILL DIN 6539 ISO Insert - RN Style combined with reliable HSS core

combined with reliable HSS core and coating

Secure screw-clamp seating: Tight

Flute Configuration: 4‑flute design that promotes efficient chip evacuation and stable cutting in tougher materials

The stub length and straight shank simplify setup in cramped tooling pockets

This insert is part of an industry-recognized range that covers the majority of thread standards in use today

Dormer Pramet R520 4.50 mm CARBIDE TiN CDX STRAIGHT SHANK STUB DRILL DIN 6539 ISO Insert - RN Style combined with reliable HSS coreThe Dormer Pramet R520 4. 50 mm carbide stub drill with a straight shank (DIN 6539) is a versatile drilling solution designed for professionals and serious hobbyists who demand precise, repeatable holes in a range of metals. Built from premium carbide and finished with a Titanium Nitride coating, its ready for steel, aluminium, and stainless steel workpieces. The 130 point helps with self centering and reduces the push force required to start a hole,