Factory Supply OD406*4*13.5M Frictional Kelly Bar For Rotary Piling Rig Machine SR220 AF180 AF220 SR518
Price: USD 5000-50000 / SET
MOQ: 1 SET
Delivery Time: 5-8 work days
Brand: JTHL
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Friction type drill Kelly bar is a kind of drill pipe type with international advanced six-ribs distribution technology composition.The Kelly bar can generate pressure force when the Kelly bar rotarying can produce peripheral force and the rotary passing down the pressure force can produce the frict... View More
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Piling Rig Friction 40m Kelly Bar Drilling 6 Elements
Price: USD26000-USD38000
MOQ: 1 set
Delivery Time: 5-8 work days
Brand: JTHL
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Piling Rig Friction Kelly Bar 40m 1. All kelly bars use seamless steel tube from large steel factories. 2. All steel tubes will be under sandblasting processing to improve the surface. 3. Locks and drive shell use forging wearing plate with high strength. Construction Site Welcome Contact Us Due to ... View More
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508-5*15 Rotary Drilling Rig Friction Kelly Bar 69m Depth
Price: USD40000-USD60000
MOQ: 1 set
Delivery Time: 5-8 work days
Brand: JTHL
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508-5*15 Rotary drilling rig friction kelly bars Friction type drill Kelly bar is a kind of drill pipe type with international advanced six-ribs distribution technology composition.The Kelly bar can generate pressure force when the Kelly bar rotarying can produce peripheral force and the rotary pass... View More
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