Min. Order Reference FOB Price
1 Piece US$5,000.00-10,000.00 / Piece
Product Description
178mm Two-Way Hydraulic Drill String Type Shock Absorbers Product Description The Two-Way Shock Absorber Type JZ-YS is an effective shock absorbing device. It can be used to reduce or eliminate both transversal and longitudinal vibration of drill string, thus maintaining normal weight-on-bit (WOB) ...