It is a kind of valveless high air pressure HD55 DTH Hammer DHD350R Hammer COP54 DTH Hammer with foot valve.
HD55 DTH Hammer 5" has the following advantages: 1. Valveless air distribution. More reliable. 2. Simple design of the piston, long life. 3. More efficient energy transfer, faster drilling speed, lower air consumption and lower oil consumption. 4. Fewer internal parts, simple structure, longer life, less failure and easier to maintain because all the parts are heat treated. 5. Easy to disassemble because the top sub, the drive chuck and the external cylinder are connected by multi-step thread.
It is a kind of valveless high air pressure HD55 DTH Hammer DHD350R Hammer COP54 DTH Hammer with foot valve.
HD55 DTH Hammer 5" has the following advantages: 1. Valveless air distribution. More reliable. 2. Simple design of the piston, long life. 3. More efficient energy transfer, faster drilling speed, lower air consumption and lower oil consumption. 4. Fewer internal parts, simple structure, longer life, less failure and easier to maintain because all the parts are heat treated. 5. Easy to disassemble because the top sub, the drive chuck and the external cylinder are connected by multi-step thread.
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