Inserts N331-1A-08 45 08H-Pm 4 340 Suitable Formachine 35 Hrc Toughened Steel Vc 150M/Min, Fz 0 0., Insert N123 H2 0400 0003 Cr41 25. Havingparameters Of Vc= 140 M/Min Feed= 0.1 Mm/Rev Mmhaving Insert , Insert For 5 Mm Width Face Groovewith Specification N123J2- 0500-0004-Cr 1145 Havingfeed Of 0.2Mm Quantity: 700