USER GUIDE ISOTURN INSERTS IS0IS0 S S- -High High Temp. Temp. Alloys Alloys IS0 S - High Temp. Alloys IS0 S - High Temp. Alloys Finishing Finishing Medium Roughing SF/PF PP IW7 HM IW7 IW7 IC804 IC804 TIGHT TIGHT TIGHT IC804 HARD HARD HARD PF TF M4MW IC806 IC807 IC907 IC806 IC806 TF EM-M EM-R IC07 IC07 IC808 IC908 PP IC807 IC807 MR IC907 IC907 IC3028 IC20 IC908 TOUGH TOUGH TOUGH OPEN OPEN OPEN First Choice IS0 H - Hardened Steel IS0 H - Hardened Steel Finishing Medium GN .NMA IB10HC IB50 IB10H IB55 TIGHT TIGHT HARD HARD .NMA IB55 .NGA IB20H IB20H IN22 TOUGH TOUGH OPEN OPEN IN22 IC807 .NGA GN IC907 IC807 IC808 IC907 IC908 First Choice 108 ISCAR