ApplicationsBlank CWCW NX2525 RT9010 RT9020 GROOVING / CUTTING OFF (inch) Stock CW Geometry Order Number Cermet Carbide SeatSizeGroovingWidthToleranceRER/L L 2 Edge Type GY2B0220D020N s s s D .087 ± .0039 .008 .829 GY2B0250D020N s s s D .100 ± .0039 .008 .838 GY2B0270E020N s s s E .106 ± .0039 .008 .829 *1 GY2B0300E020N s s s E .120 ± .0039 .008 .838GY2B0340F020NsssF.134± .0039.008.829 REL GY2B0360F020N s s s F .144 ± .0039 .008 .838 GY2B0420G020N s s s G .165 ± .0039 .008 1.024 RER GY2B0460G020N s s s G .183 ± .0039 .008 1.031 L GY2B0520H020N s s s H .205 ± .0039 .008 1.024 GY2B0560H020N s s s H .222 ± .0039 .008 1.031 GY2B0655J020N s s s J .258 ± .0039 .008 1.025 GY2B0680J020N s s s J .270 ± .0039 .008 1.031 GY2B0880K020N s s K .348 ± .0039 .008 1.216 F 1 Edge Type GY1B0220D020N s s s D .087 ± .0039 .008 .830 REL GY1B0270E020N s s s E .106 ± .0039 .008 .831 GY1B0340F020N s s s F .134 ± .0039 .008 .827 RER GY1B0420G020N s s s G .165 ± .0039 .008 1.018 L GY1B0520H020N s s s H .205 ± .0039 .008 1.020 GY1B0655J020N s s s J .258 ± .0039 .008 1.020 *1 Insert blank is not suitable for machining without grinding. REFERENCE DATA L dimension tolerance conversion table Grooving Width * Dimensions 1 Dimensional tolerance (inch) versus standard dimension (L) of each breaker *2 CW L (inch) GU GS/GM MS/MM R/L-GM Flat Top MF BM GL .059", 1.50 mm .579 0 .079", 2.00 mm .815 0 0 0 .004 -.012 .014 .008 .014 .088", 2.24 mm.094", 2.39 mm*3(.815).815 0 0 .014-.012.014 .098", 2.50 mm .815 0 0 0 .005 -.012 .014 .008 .014 .108", 2.74 mm.118", 3.00 mm*3(.815).815 0 0 .0140.006-.012.014.008 .014 .125", 3.18 mm .815 0 0 -.012 .014 .008 .128", 3.24 mm.157", 4.00 mm*3(.815)1.010 0 0 .0140.008-.014.012.006 .167", 4.24 mm.187", 4.75 mm*3 (1.010) 1.010 0 0 .012-.014.012.006 .197", 5.00 mm 1.010 0 0 0 .012 -.014 .012 .006 .206", 5.24 mm.236", 6.00 mm*3 (1.010) 1.010 0 0 0 .012.012 .010 .248", 6.31 mm.250", 6.35 mm*3 (1.010) 1.010 0 0 .012.012 .010 .315", 8.00 mm 1.201 0 0 .012 ***123 This value is used at the described holder dimension. y when there is no applicable breaker. The dimension is the value for approximate cutting width. F015