Ngwá ọrụ igwu mmiri maka jumbos

Drilling tools for jumbos

Ngwá ọrụ igwu mmiri maka jumbos

Mpekere nke 43mm na 45mm

H35 mkpịrị osisi nke 4300mm na 3700mm

T38 ihe nkwụnye ọkụ


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