hat
Reamer a kesyon sa te poze est de cône kat oswa plis. Èstrikti taye ak prim tungstène carbure hardfacing, ni mete priyorite tungstène carbure insérer koze ak nouvo teknik vle di yo admèt, epi ogmante kapasite rezistans Porter la reamer. Pilòt la se twa yon kòn moso (tricone moso).
eng
The reamer mainly consists of four or more cones. Cutting Structure with premium tungsten carbide hardfacing or premium tungsten carbide insert of formulas and new techniques is utilized, and increases wear-resistance capability of reamer. The pilot is three cone bit( tricone bit ).