API 11B SUCKER ROD COUPLING,Oilfield service equipment
within 15 days for 1000 SM couplings
We are manufacture of sucker rod coupling and can supply the higher quality products in low price with the hope to enter into besiness ralations with you.
On ECPlaza since 2011
The 26th of Dongxing Road, Shengquan Industrial Park, Laishan District