The Stop Collars or the Hinged Bolted with Set Screws types has cross bolt along with set screws which gives them greater interlocking strength.

They are made from high tensile steel which insures maximum holding force for this type of Stop Collar.

The bolt lock with the combination of set screws gives a firm grip to the stop collar and when tested as per API 10D-2 Specifications they provide high holding force.

We also have Non-Rotating Cementing Plugs for you. If you want to know more about Gujing equipment, you can contact us.