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Products > processing material > Hebei KongRui Machinery Equipment Co.,Ltd | Similar Products
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processing material

" found 2 Products from Hebei KongRui Machinery Equipment Co.,Ltd, China
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(1-2 out of 2)

Interlocking Kelly Bar

Interlocking Kelly Bar
process, the advantage is force uniform, not easy to stick pipe, particular to improve work efficiency.Kelly bar InfoUsually Interlocking Kelly bar is applied to strong hard rock formation. It adopts ...

Full Lock Kelly Bar

Full Lock Kelly Bar
KR Drilling Kelly bar Info Usually full lock kelly bar is composed of three weld-on ribs continuous concave and convex keys. It especillay for hard ground and frozen oil formation layer.When drilling ...
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