Yamaloy: DCMT 070204-PM Insert Grade QX520 DCMT Turning Inserts 55 Rhombic Insert Insert Grades QX520 (ISO P10-P35 M10-M30 K10-K30) Coated. An excellent general purpose grade for medium roughing on Steels, Stainless and Cast Irons. Chip Breaker: PM. Application: Med Cut. Grades: QX520 (ISO P10-P35 M10-M30 K10-K30) Coated. An excellent general purpose grade for medium roughing on Steels, Stainless and Cast Irons. QX5020 (ISO P10-P35 M10-M30 K10-K30) CVD Coated. An excellent general purpose grade for medium roughing on Steels, Stainless and Cast Irons. QX5030 (ISO P20-P40 M20-M30) CVD Coated. - Medium / rough turning and intermediate cutting of steel / stainless steel. Combination of toughest substrate and alumina coating (MT-TiCN + TiC + AL2O3 + TiN) having superior chipping resistance provide wide coverage. Chip Breaker: PM. Application: Med Cut. MPN: 5036140040083 EAN: 5036140040083 DCMT 070204-PM Insert Grade QX520 Attributes: Chipbreaker: PM Clearance Angle: 7° Corner Radius: 0.4