PUMP ROD JOINTS

Sucker rod coupling, sucker rod joint, API Spec 11B standard couplings, sub couplings and polished rod connection, used for joining sucker rod, pump rod, solid rod, steel rod, pumping rod for oil extraction, oil pumping, oil production, is one of oilwell downhole tool parts.

Sizes: 5/8, 3/4, 7/8, 1, 1-1/8, type: full size, slim hole, and sub coupling, with grade K, T, SM, and UHS. It is largely used in oilfield and regular changed for refresh of oil pump rod connecting after longtime up and down Contact Ms. Candice King