Ceratizit Brand New Made in USA 26-4 Cut-Off Blade & 10 Pcs. GTN-4 (.160"), Grade- PV52 Inserts Cut-Off, Parting & Grooving Kit for CNC or Manual Lathe Kit Includes:1 Pc. of Ceratizit NGIH 26-4 Cut-Off & Grooving Blade10 Pcs. of Ceratizit GTN-4 (w-.160"), PV52 Cut-Off InsertsGrade: PV52 'Titanium Nitride coated - Recommended grade for parting off and grooving with New-Grip cutoff system. Also recommended for milling application or interrupted steel cutting.'