valveless structure down the hole hammer

Brand Name:SOLLROC

Model Number:QL50 shank

Place of Origin:China

.... 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 becayse all the

Brand Name:GLORYTEK

Model Number:GL360SK GL380SK

Place of Origin:China

High Air Pressure DTH Drilling Hammers (DHD, SD, QL, Mission, Numa, Cop) Description 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...

Brand Name:ROSCHEN

Model Number:DHD360 350 340

Place of Origin:China

..., fact drilling speed, lower air consumption and lower oil consumption. 4. Fewer internal parts, simple structure, long life, less failure and easier to maintain because all the parts are heat treated. 5. Easy to disassemble because the top sub, the

Brand Name:Super Diamond

Model Number:DHD340/ /RH460 4"/DHD340A/COP44/DHD 4

Place of Origin:China

DTH hammer DHD340/ /RH460 4"/DHD340A/COP44/DHD 4 /CD45, For Earthworks / Quarries/ Water well/ Mining, with long life Main product features: Valveless air distribution, more reliable. Simple design of the piston, long life. More efficient energy transfer, ...

Brand Name:MIROC

Model Number:BR2 DTH Drill Hammer

Place of Origin:China

... is between 0.7Mpa to 1.75Mpa. 2. Valveless hammers. 3. Simple structure, easy to assemble and disassemble, with long life span. 4. Higher impact frequency and faster drilling speed. 5. Lower air consumption and lower oil consumption. The hole can be

Brand Name:New Diamond

Model Number:DHD360

Place of Origin:Hunan, China (Mainland)

...Hammer Bits 2 Air Hole For Quarries / Earthworks , ISO Approval Description 1. Valveless air distribution. More reliable. 2.Simple design of the piston. Long life span. 3. More efficient energy transfer, faster drilling speed, lower air consumption and lower oil consumption. 4.Fewer internal parts, simple structure...