TPGX-21.51-UEFR-DNU10GT/ TPGX-110204-UEFR-DNU10GT, HP-High Performance 7° ISO Insert, For Precision Finishing Application, Hard & High Wear Resistant, Uncoated, High Cutting Speed, Small Depth of Cut and Low Feed per Rev, Brittle! Not for interrupted Cut, For Aluminum, Stainless Steel, Non-Ferrous, Wet Working Condition, Sold in (Pack of 5)