Dongying zhaoxin company are a manufacturer of oil downhole tools , main products such as oil packer , gas seperator , torque anchor , tubing anchor , corssover , backwash valve ,elevator , centralize
Product Description Product Description The polish rod clamps are with hinge-joint butterfly structure. The body is made of high grade casting steel and accomplished with subjected heat treatment. The ...
Copyright © 2009 - 2018 burrillandco.com. All rights reserved.