Sandvik Coromant extends CoroDrill Dura 462 range to deep-hole drilling
Sandvik Coromant has expanded its CoroDrill Dura 462 family with solid carbide deep-hole drills for applications from 12×D to 30×D. The drills combine grade X2BM, Zertivo 2.0 PVD coating and a micro-grained carbide substrate for multi-material drilling. The geometry incorporates a refined flute design, offset double margins, double gashes, blended root radii and a 135-degree point angle.