BASIC NAME INSET NAME INTERCHANGEABLE MODIFIER TURNING MATERIAL CARBIDED COATING PVD COATING ISO GRADE PMKS 20-30 GY SHAPE R-TYPE CHIP BREAKER UNIFACIAL HOLE WITHOUT HOLE ISO STANDARD GY2M0250E020N-GU ANSI STANDARD GY2M0250E020N-GU CUTTING EDGE 2, 500 MM THICKNESS 2.50 MM RADIUS 0 .2 MM ADDITIONAL REQUIREMENTS SEE NOTE COMMERCIAL REFERENCE MITSUBISHI-GY2M0250E020N-GU NOTE: INSERT GY2M0250E020N-GU RECOMMENDED CLASS VP15TF.