ApplicationGrooving, Cutting OffCutting OffBlank CW CWCW MY5015 VP10RT VP20RT VP30RT RT9010 RT9020 GROOVING / CUTTING OFF y INSERTS ( inch) Geometry StockCoated Carbide CWOrder NumberCutting WidthSeatSizeREL/RPSIRR Tolerance inch mm GW1M0200D020N-GS a a a .079 2.00 ± .0012 D .008 ─ REL GW1M0300F020N-GS a a a .118 3.00 ± .0012 F .008 ─ GW1M0400G020N-GS a a a .157 4.00 ± .0016 G .008 ─ RER GW1M0500H030N-GS a a a .197 5.00 ± .0016 H .012 ─ GW1M0200D020N-GM a a a a .079 2.00 ± .0012 D .008 ─ GW1M0300F030N-GM a a a a .118 3.00 ± .0012 F .012 ─ GW1M0400G030N-GM a a a a .157 4.00 ± .0016 G .012 ─ GW1M0500H040N-GM a a a a .197 5.00 ± .0016 H .016 ─ GW1M0200D020R05-GM a a a .079 2.00 ± .0012 D .008 .197 REL GW1M0200D020L05-GM a a a .079 2.00 ± .0012 D .008 .197 GW1M0300F030R05-GM a a a .118 3.00 ± .0012 F .012 .197 RER GW1M0300F030L05-GM a a a .118 3.00 ± .0012 F .012 .197 PSIRR 5° GW1M0400G030R05-GM a a a .157 4.00 ± .0016 G .012 .197 GW1M0400G030L05-GM a a a .157 4.00 ± .0016 G .012 .197 F GW1M0500H040R05-GM a a a .197 5.00 ± .0016 H .016 .197 GW1M0500H040L05-GM a a a .197 5.00 ± .0016 H .016 .197 *1 REL GW1B0320D020N s s .128 3.24 ± .0039 D .008 ─ GW1B0440F020N s s .175 4.44 ± .0039 F .008 ─ GW1B0540G020N s s .214 5.44 ± .0039 G .008 ─ RER GW1B0640H020N s s .254 6.44 ± .0039 H .008 ─ *1 Insert blank is not suitable for machining without grinding. Right hand insert shown. F235