Qualified High Air Pressure DHD350 DTH Drilling Hammer
Qualified High Air Pressure DHD350 DTH Drilling Hammer
The cylinders, pistons, and other spares is made of quality alloy steel with heat treatment. Valveless air distribution. More reliable.Simple design of the piston. Long life.More efficient energy transfer, fact drilling speed, lower air consumption and lower oil consumption.Fewer internal parts, simple structure, long life, less failure and easier to maintain because all the parts are heat treated.Easy to disassemble because the top sub, the drive chuck and the external cylinder are connected by multi-step thread. DTH hammers without footvalve can be available. Different out diameters of out cylinder can be available. DTH bits 60mm-381mm for above hammers can be available.
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