1、Grade C, D, K, KD, HX(eq.N97 ) and HY steel sucker rods and pony rods, regular hollow sucker rods, hollow or solid torque sucker rods, solid anti-corrosion torque b sucker rods, drive rods, anti-side-abrasion sucker rods, pump rods, sinker bars, solid and hollow polished rods, special polished rods;
2、Grade T, KD and SM rod couplings in full size and slim hole diameters, adapter couplings, two-way protection anti-side-abrasion couplings, polish rod couplings and ultra-high strength couplings;
3、Servo-aligning polish rod stuffing box, high strength sucker rod dropout prevention arrestor, sucker rod centralizer, polish rod clamp etc;
4、Sucker rod refurbishing.
Specifications for sucker rod:
Specifications for hollow sucker rod：