B / WL - 3TSP seasmhach gu teirmeach Polycrystalline Reaming Shell Drilling Shell
Faic TuilleadhSlige reaming làn earbsa daoimean airson a bhith ag ath-nuadhachadh an toll
Faic TuilleadhB / WL B / WL -3 Innealan drile bunaiteach Shell Reaming Diamond Agus Polycrystalline
Faic Tuilleadh