Sunnen K3-NM45-150G K3 Series CBN Stone 150 Grit

Sunnen K3-NM45-150G is a K3 Series CBN honing stone with a metal-bond matrix, rated at 150 grit. This Sunnen stone is designed for precision bore finishing in honing applications, delivering consistent material removal and a fine surface texture. As part of Sunnen's K3 family, the stone combines the durability of a metal-bond CBN abrasive with efficient cutting performance. The 150 grit size indicates its finish level within the honing sequence, supporting controlled scratch patterns and dimensional stability. Designed to work with Sunnen honing equipment that accepts K3-series CBN stones, it supports repeatable bore finishes in high-precision manufacturing environments.