Pneumatic spider is mainly utilized in the petrochemical industry to lock and hold drill pipe and oil pipe for well pulling the petrol oil and natural gas wells. The products are designed and manufactured in accordance with API Spec 7K. All spiders can be either manually, or pneumatically or hydraulically operated to effectively mitigate the labor intensity and increase the work efficiency. With optimal construction, the pneumatic spider is operated in an easy, safe and reliable manner, and believed to be an ideal tool for well pulling. To correctly understand the features and functions of the pneumatic spider, please read the operation instruction manual carefully before using the product. Pneumatic spider can divided into C,E, and QQP type.