This Ribe Profile Bit is manufactured from Chrome Molybdenum for Impact. Designed for the removal of the flywheel fixing bolts on MR9 2.0 Dci engines fitted to Renault Espace, Laguna III,Trafic (06-10), Nissan DCIX engines fitted to Trial,Quashqai, Prima Star(06-10)and General Motors Vivaro 2 ltr DCI (06-10)