Ansi CodeVBMT221-FP6 WPP10S. Primary Material ApplicationSteel. Number Of Cutting Edges2. Insert StyleVbmt. Insert Holding Type40Æ’Š¬¥¡Æ’Šã° To 60Æ’Š¬¥¡Æ’Šã° Countersink Hole. Insert Holding Angle40° to 60.0°.