Symmetric Casing System Concentric Pilot Bit and Ring Bit with 133mm Casing Shoe
No.1601243136819
This concentric casing drilling system consists of central pilot bit, ring reamer bit and 133mm casing shoe. It is widely used for overburden, gravel, collapsed and unstable rock formations. Drilling and casing running can be completed simultaneously to prevent borehole collapse.
Size: 133mm, match 133 casing pipe
Components: Pilot bit, Ring bit, 133mm casing shoe
Application: Geothermal drilling, water well, foundation piling, anchor hole, mining overburden drilling
