Sandvik Coromant 5757780 CoroThread® 266 Threading Insert, ANSI Code: 266LL-22MM01A550M 1020, 266LL Insert, Triangular Shape, Internal Thread, Metric Thread, 5.5 mm Pitch, Left Hand Cutting, Manufacturer's Grade: 1020, Material Grade: H, K, M, N, P, S

Sandvik Coromant Threading Insert, Series: CoroThread® 266, 266LL Insert, 22 Insert, Triangular, Internal, Metric, 5.5 mm Pitch, 12.7 mm Inscribed Circle, 5.563 mm Thickness, ANSI Code: 266LL-22MM01A550M 1020, ISO Code: 266LL-22MM01A550M 1020, A Chipbreaker, 60 deg Included Angle, Manufacturer's Grade: 1020, Left Hand Cutting, Carbide, PVD-TiN Coated, Material Grade: H, K, M, N, P, S