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hole drilling rig ky100 Photos Catalog - page 75 - WorldBid B2B Market
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Api 7k 2 Inch To 6 Inch Rotary Drilling Vibrator HosePipes / Tubing - Hoses - Dongying Lake Petroleum Technology Co., Ltd - China - April 17, 2019 - 300.00 Dollar US$1.Purpose: suitable for rotary hose for flexible connection between the top of the drilling riser and the vertically movable water faucet in the oil drilling and mud delivery systems, and for the adjustment of installing error between the drilling pu...