(The Picture of Diagram of Hole Opener)

We manufacture insert tooth type reamer and mill tooth type reamer. They are used for difference formation for reaming(size 220mm to1600mm diameter can be manufacture as order). Choosing proper tooth shape, bearing structure, seal type and roller cone bit, deflecting rate follow your rig and formation’s feature. Hydraulic cutting, well discharge sand, can reduce shale sand accumulate. The body of roller is made of hot compress and anti-wear alloy, cut down wear. Special anti-drop of design, prevent trouble with damage of roller cone bearing falling into the hole. Professional welding processing, to prevent the roller and bearing damaged by hot welding. The body of bit is made of spiral design, as a result have good stability effect with slurry discharge, reduce repeat crush rock by roller bit, improve speed of reaming.

Rock Reamer Parameter Sheet