PS Pneumatic Slips are pneumatic tools which are suitable for rotary tables for hoisting drill pipes and handling casings. They are mechanized operating with strong hoisting force and large working range. They are easy to operate and dependable enough. Besides, they can not only reduce the workload but also improve the work efficiency. They are designed and manufactured according to API Spec 7K Specification for drilling and well servicing equipment. You can select the slips with the size of SDS、SDML、SDXL according to the string size.