New Sunward Construction in Jiangsu, China

Sunward kelly bar of Drilling rig with Steel Tube (YS 800+ Mpa）

• Manufacturer: Sunward

SW Kelly bar ●20+ years of professional concentration ●1000+ sets Kelly bar of annual production ●10000+ sets Kelly bar being in use for jobsite working ●60000+ ㎡ premises for Kelly bar production ●Plentiful...