FSQ162-36 Mouse Hole Clamping Device is a specialized tool for clamping drill pipe in mouse hole when making up and breaking out drill pipe in drilling operation. The most obvious feature of it is auto-adjustable clamping force. There is no need to pull spinning rope, if it match with kelly spinner to connect single pipe, mechanization come into being, which both relieve the physical labor and avoid accidents. It is designed and manufactured according to API Spec 7K "Specification for Drilling Equipment".