Sucker rod spear is a specialized tool to engage fish top as coupling. Type O.D.(mm) Connection Rod collar size Hole size(in) CGM-D29 60 PJG25 Rod collar thread PJG29 road collarYJG25/29 rod collar 3 1/2”oil tube
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XINCHENG PETROLEUM TECHNIQUE CO., LTD. DONGYINGVIP会员第13年
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Sucker rod spear is a specialized tool to engage fish top as coupling. Type O.D.(mm) Connection Rod collar size Hole size(in) CGM-D29 60 PJG25 Rod collar thread PJG29 road collarYJG25/29 rod collar 3 1/2”oil tube
