Truck-mounted Rig Features: 1.The whole unit utilizes hydraulic + mechanical transmission which realizes the flexible stepless adjustment of speed of the drilling device and the chassis of the carrier.
The Quick-operating Thread Protector is a hand gear for protecting casing external thread from collision and damage in the course of transportation, loading and unloading.It is simple, tough and secure.
The lifting cap/plug is a special tool for lifting of drilling tools in petroleum, natural gas, drilling engineering and geographical exploration.The lifting caps are available in integral type and circular type (called as lifting bail).
CSJ type super fishing jar is a fishing tool that the jarring force larger than other jar with same specification.It features a closed structure, reliable performance, easy to adjust and easy to operate.
Special tool for pumping slurry and releasing plug.It can couple with two plugs simultaneously, and makes the drilling fluid fill into casing in turn and quickly.This can simplify the cementing operation, prevent cement pollution.
The roller bushings made in our company have two types: with cover type and without cover type.The bottom seat of the Kelly bushing with cover is made up of cover and lower seat.There is rolling bearing between roller and roller pin.