Pneumatic safety spinning is a pneumatically powered tool for spinning drill pipe from 3 1/2'' to 5 1/2'' OD. Using the proven principal of frictional drive contact, the spinning wrench can spin drill pipe in or out quickly and efficiently without damage to expensive drill pipe and without the hazards of the dangerous spinning chain.
Pneumatic safety spinning conforms to API Spec. 7K.
Jining Donghong Machinery Co., Ltd
www.dhparts.com
spareparts1960@foxmail.com
dh@dhparts.com
Mobile/WhatsApp: 0086-18954079939
Skype: spareparts1960
API OSHA IADC OPEC RIG ZONE WORLD OIL Drilling Formulas