Rough Boring Inserts For Wheel Boring At Hyt Boring Machine Of Assembly Shop. Snmg 150612-Hm4315Of M/S Sandvik Make Or Snmg150612-M5-Tp1501 Of M/S Seco Make. Performance Minimum Life Of Boring 200 Wheels/Set Of Inserts Of .Surface Finish To N7: M Ake Sandvik Or Seco Specn: Snmg 150612-Hm4315Of M/S Sandvik Make Or Snmg150612-M5-Tp1 501 Of M/S Seco Make Or Substantially Equivalent ]