CNMM-856-PST-DPC15HT/ CNMM-250724-PST-DPC15HT, HP-High Performance Negative Turning Insert, For XX Heavy Roughing Application, Hard & High Wear Resistant, CVD Multi Layer Coating, High Cutting Speed, Large Depth of Cut and High Feed per Rev, Brittle! Not for interrupted Cut, For Carbon & Alloy Steel, Stainless Steel, Cast Iron, Wet Working Condition, Sold in (Pack of 5)