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       TEL : +86-0592-5601702  5682036


       E-mail: sales@quarryingtools.com


       Address: Unit 8001, Part A, Minnan Culture Town, 

       No.350, Changle Road, Huli, Xiamen China.361006


                   




DHD380 DTH down the hole Button Bits

DHD3.5 DHD340 DHD350 DHD360 DHD380 DTH Button bits

DHD360,QL60,SD6,Mission60 dth hammer button bits manufacturer


1. 10 years manufacturing experience;
2. Certificate: ISO9001:2008
3. Material: Carbide


Based on the characteristics of the wells, oil, gas and construction drilling, our company self-designed, developed and manufactured this kind of high air pressure DTH hammer.


It has the following characteristics:
1. Using the latest rock drilling theory, optimizing the inside structure and the size of the air distribution, to make the DTH Hammer obtain the optimal energy transfer and make it achieve faster drilling speed and lower air consumption.
2. For such projects as the drill bit break, retrieving very difficult, we specially designed a safe and reliable anti-shedding device for the bit.
3. The check valve can be replaced to the one with bigger ail controlling hole to provide more efficient cuttings discharge.
4. The top sub and the drive chuck have special thread, which can achieve an easier disassemble.



DHD dth bit specification:


Shank style

Diameter in   mm

Flat face

Convex face

Concave face

Approx.   weight

Part number

DHD3.5

85


5.0 kgs

DHD3.5-85

90


5.8 kgs

DHD3.5-90

95


5.9 kgs

DHD3.5-95

100

6.1 kgs

DHD3.5-100

105

6.3 kgs

DHD3.5-105

DHD340

105

8.6 kgs

DHD340 -105

110

8.8 kgs

DHD340-110

115

9.0 kgs

DHD340-115

120

9.5 kgs

DHD340-120

127

9.9 kgs

DHD340-127

DHD350

135

16.2 kgs

DHD350-135

140

16.5 kgs

DHD350-140

146

17.0 kgs

DHD350-146

152

17.8 kgs

DHD350-152

165

18.5 kgs

DHD350-165

DHD360

152

23.3kgs

DHD360-152

165

25.2 kgs

DHD360-165

171

25.8 kgs

DHD360-171

190

28.5 kgs

DHD360-190

203

29.5 kgs

DHD360-203

DHD380

203


48.1 kgs

DHD380-203

216


52.0 kgs

DHD380-216

241


58.7kgs

DHD380-241

254


60.4 kgs

DHD380-254

292


80.1 kgs

DHD380-292



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