TCGT-21.51-UEXL-DPC25UT/ TCGT-110204-UEXL-DPC25UT, HP-High Performance 7° ISO Insert, For Low Pressure, Turning and Boring Application, Wear & Impact Resistant, CVD Multi Layer Coating, Medium Cutting Speed, Medium Depth of Cut and Medium Feed per Rev, Light interrupted Cut, For Carbon & Alloy Steel, Stainless Steel, Wet Working Condition, Sold in (Pack of 5)