Tungaloy America Turning Insert, M Class, Series: TurnLine, VNMG Insert, 331 Insert, Rhombic, 0.1969 in Maximum Depth of Cut, 3/8 in Inscribed Circle, 0.187 in Thickness, 0.654 in Length, Negative Rake, TM Chipbreaker, 0.016 in Corner Radius, 0.15 in Hole Dia, Manufacturer's Grade: AH120, ANSI Code: VNMG 331 TM AH120, ISO Code: VNMG 160404-TM AH120, 35 deg Included Angle, Carbide, PVD-TiAlN Coated, For Use On: Steel, Stainless Steel, Cast Iron and Super Alloys