Putian Qideli Drilling Tools Co., Ltd.
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Card ring for DHD340 series DTH Hammer and bits , cop44 snap ring
Product Description:
This drive chuck is using for Cop44 dth hammer or DHD340,HD45A DTH hammer.
The HD series dth hammer(Our company called QDL series ) is a kind of high air pressure dth hammer without footvalve,it also one of the most advanced dth hammer in the word.
The bits wihch is use on HD series hammers are without nylon tube. and this bit is the same with cop series,dhd series.
This hammer has the fpllwing characteristics:
1. Out of the trouble of foot valve fracture and expansion and contraction.
2. Lower energy consumption and higher impact frequency.
3. The drilling speed is 15%~30% higher than.
4. Simple structure,reliable parts ,long life,easy andcheap maintenance.
5. Lower air and oil consumption. the oil consumption is about 10% lower than the one with foot valve.
PICTURE