Product Description

SJ type double way shock absorbers is a kind of double-way shock absorbing tool which is used to simultaneously slow down or eliminate the vertically or horizontally shock from drill string. It can reduce the damage due to shocking to drill bit, drilling tool and surface drilling tool so that the purpose of raising drilling speed and of reducing drilling cost shall be reached. YJ type one-way shock absorber is a kind of drilling tool which effects shock absorption by depending on hydraulic oil under external force through elastic deformation and damping. We have obtained the APE Spec 7, Spec **1, 5CT, 6D monogram right and certificate of ISO ***1:***0.