TPGB-321-UEN-DPP30GT/ TPGB-160404-UEN-DPP30GT, HP-High Performance 7° ISO Insert, For General Application, Wear & Impact Resistant, PVD Single Layer Coating, Medium/High Cutting Speed, Small Depth of Cut and Low Feed per Rev, Light interrupted Cut, For Steel & Alloy Steel, Stainless Steel, Cast Iron, Wet Working Condition, Sold in (Pack of 5)