Grade - Comparison Chart ᭹Cermet for Turning ISO Classifi-cationSymbolTungaloyMitsubishiCarbideSumitomoElectricSandvikKyoceraMitsubishiHitachi ToolDijetNTKSeco ToolsKennametal Iscar TaeguTec Widia Walter Ceratizit NS520 AP25N T110A TN30 LN10 Q15 KT1120 PV3010 P01 VP25N T1000A PV30TN6010 C7Z CT3000 PV7010 AT9530 AP25N T1500Z CT5015 TN60 CZ25 CX50 C7Z TP1020 KT315 IC30N PV3010 TTI15 WCE10 TCC410 GT9530 VP25N T2000Z TN6010 PX75 Z15 C15M IC530N CT3000 TCM10 P10 J9530 NX2525 T1200A PV7010 TCM407 T1500A TN610 PV710 AT9530 AP25N T1200A CT5015 TN90 CZ25 CX75 C7Z TP1020 KT5020 IC30N PV3010 TTI15 WCE10 TCC410 GT9530 VP25N T1500A GC1525 TN6020 CH550 PX75 T15 TP1030 IC530N CT3000 TCM10 P20 NS9530 VP45N T1500ZJ9530NX2525T2000ZPV7020PV7025 PX90 C15M NX3025 TN620 PV720 P30 NS9530 VP45N T3000Z GC1525NX4545 PX90 N40C7X NS520 AP25N T1000A CT5015 TN60 LN10 C7Z TP1020 KT315 PV3010 TTI15 TCC410 M10 VP25N T2000Z TN6020 CX50 C7X TP1030 KT5020 CT3000NX2525PV7020 TCM10TCM407 PV7025 AT9530 NX2525 T1500A GC1525 TN90 CZ25 CX75 C7Z C15M KT5020 IC30N PV3010 M20 GT9530 AP25N T2000ZNS9530VP25N TN6020 CH550PV7020 C7X IC530N CT3000 J9530 PV7025 M30 NS9530 NX4545 T3000Z NS520 AP25N T1000A TN30 LN10 PV3010 TCC410 K01 VP25N PV30 CT3000 PV7005 AT9530 AP25N T1500A CT5015 TN60 CZ25 LN10 KT315 IC30N CT3000 TTI15 TCC410 K10 GT9530 VP25N T2000ZNS9530NX2525 TN6010 CH550 CX75PV7005 KT5020 IC530N TCM10TCM407 J9530 PV7010 NS9530 AP25N T3000Z CX75 KT5020 TCM407 K20 VP25N NX2525 Note: The above table is selected from a publication. We have not obtained approval from each company. A010 www.tungaloy.com