ApplicationsFor Grooving / Cutting off CWCWCWCW VP10RT VP20RT MY5015 NX2525 RT9010 RT9020 BC8110 MB8025 GROOVING / CUTTING OFF GY SERIES INSERTS INSERTS (inch) Stock CW *2 Geometry Order Number Coated Cermet Carbide CBN SeatSizeGrooving Width Tolerance RER/LCDX L GU Breaker GY2M0200D020N-GU a a a D .079 ±.0012 .008 .776 .815 (For Gummy Steel) GY2M0239E020N-GU a a a E .094 ±.0012 .008 .780 .815 REL±.002 GY2M0250E020N-GU a a a E .098 ±.0012 .008 .768 .815 GY2M0300F030N-GU a a a F .118 ±.0012 .012 .760 .815 RER±.002 GY2M0318F030N-GU a a a F .125 ±.0012 .012 .760 .815 CDX GY2M0400G030N-GU a a a G .157 ±.0016 .012 .953 1.010 GY2M0475H040N-GU a a a H .187 ±.0016 .016 .953 1.010 GY2M0500H040N-GU a a a H .197 ±.0016 .016 .953 1.010 L±.004 GY2M0600J040N-GU a a a J .236 ±.0016 .016 .953 1.010 GY2M0635J040N-GU a a a J .250 ±.0016 .016 .953 1.010 GS Breaker GY2M0150C010N-GS a a a C .059 ±.0012 .004 .528 .579 (Low feeds) GY2M0200D020N-GS a a a D .079 ±.0012 .008 .736 .815 GY2M0239E020N-GS a a a E .094 ±.0012 .008 .728 .815 GY2M0250E020N-GS a a a E .098 ±.0012 .008 .728 .815 F REL±.002 GY2M0300F020N-GS a a a F .118 ±.0012 .008 .728 .815 GY2M0318F020N-GS a a a F .125 ±.0012 .008 .728 .815 RER±.002 CDX GY2M0400G020N-GS a a a G .157 ±.0016 .008 .941 1.010 GY2M0475H030N-GS a a a H .187 ±.0016 .012 .941 1.010 GY2M0500H030N-GS a a a H .197 ±.0016 .012 .945 1.010 L±.004 GY2M0600J030N-GS a a a J .236 ±.0016 .012 .949 1.010 GY2M0635J030N-GS a a a J .250 ±.0016 .012 .949 1.010 GY2M0800K030N-GS a a K .315 ±.0016 .012 1.146 1.201 GM Breaker GY1M0200D020N-GM a a a D .079 ±.0012 .008 ─ .815 (Medium feeds) GY1M0250E020N-GM a a a E .098 ±.0012 .008 ─ .815 REL±.002 GY1M0300F030N-GM a a a F .118 ±.0012 .012 ─ .815 GY1M0400G030N-GM a a a G .157 ±.0016 .012 ─ 1.010 RER±.002 GY1M0500H040N-GM a a a H .197 ±.0016 .016 ─ 1.010 7° L±.004 GM Breaker GY2M0150C020N-GM a a a C .059 ±.0012 .008 .547 .579 (Medium feeds) GY2M0200D020N-GM a a a a D .079 ±.0012 .008 .764 .815 GY2M0239E020N-GM a a a a E .094 ±.0012 .008 .764 .815 REL±.002 GY2M0250E020N-GM a a a a E .098 ±.0012 .008 .764 .815 GY2M0300F030N-GM a a a a F .118 ±.0012 .012 .764 .815 RER±.002 GY2M0318F030N-GM a a a a F .125 ±.0012 .012 .764 .815 CDX GY2M0400G030N-GM a a a a G .157 ±.0016 .012 .961 1.010 GY2M0475H040N-GM a a a a H .187 ±.0016 .016 .957 1.010 GY2M0500H040N-GM a a a a H .197 ±.0016 .016 .957 1.010 L±.004 GY2M0600J040N-GM a a a a J .236 ±.0016 .016 .957 1.010 GY2M0635J040N-GM a a a a J .250 ±.0016 .016 .957 1.010 GY2M0800K050N-GM a a a K .315 ±.0016 .020 1.154 1.201 *2 The dimension depends on the breaker. Refer to the F015 “L dimension tolerance conversion table”. a : USA Stock <10 inserts in one case> F011