C, CHD, E Type Pneumatic spider is applicable for tubing, drill pipe, casing etc tubular during drilling or work over operation. API Spec.7K is performance standard for those pneumatic spiders. 

C, CHD E Type Pneumatic Spider
C, CHD, E Type Pneumatic spider is applicable for tubing, drill pipe, casing etc tubular during drilling or work over operation. API Spec.7K is performance standard for those pneumatic spiders.