Purchase Qty. Reference FOB Price
50-99 Pieces US$19.80
100-499 Pieces US$19.20
500+ Pieces US$18.80
Product Description
Maxdrill Factory selling T38 Coupler/Coupling Rock Drill Spare Parts Product Description Used in extension rod connection, Coupler's function is to transmit impact energy from the rock-drill piston, as well as rotation torque, into the drill string with no losses. It must withstand and transmit ...