Min. Order Reference FOB Price
1 Piece US$2,000.00-4,000.00 / Piece
Product Description
228mm PDM Downhole Mud Motor For HDD The Positive Displacement motor downhole motor is a kind of downhole power drilling tool powered by drilling fluid, also known as Positive Displacement motor (PDM). Its working principle is as follows: when the mud pump pumped mud flow through the bypass valve ...