Description
Insert for hard turning with 3 CBN tipped corners on one-side, 80° trigon with inscribed circle diameter of 12.7mm, 4.76mm thick, 0.8mm nose radius, indexing accuracy according to ISO-tolerance class-G, rounded cutting edges with facet T-land -20°/0.1mm, in grade TB310, an uncoated cubic boron nitride within ISO range H01 -H10, for high-speed machining of hardened materials