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DHD380 DTH down the hole Button Bits

Created on:2021-10-28 17:46






DHD360, QL60, SD6, Mission 60 dth hammer button bits manufacturer



1. 30 years manufacturing experience;

2. Certificate: ISO9001:2008

3. Material: Tunsten Carbide inserts



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 styleDiameter       in   mmFlat faceConvex faceConcave faceApprox.   weightPart number
DHD3.5855.0 kgsDHD3.5-85
905.8 kgsDHD3.5-90
955.9 kgsDHD3.5-95
1006.1 kgsDHD3.5-100
1056.3 kgsDHD3.5-105
DHD3401058.6 kgsDHD340 -105
1108.8 kgsDHD340-110
1159.0 kgsDHD340-115
1209.5 kgsDHD340-120
1279.9 kgsDHD340-127
DHD35013516.2 kgsDHD350-135
14016.5 kgsDHD350-140
14617.0 kgsDHD350-146
15217.8 kgsDHD350-152
16518.5 kgsDHD350-165
DHD36015223.3kgsDHD360-152
16525.2 kgsDHD360-165
17125.8 kgsDHD360-171
19028.5 kgsDHD360-190
20329.5 kgsDHD360-203
DHD380203
48.1 kgsDHD380-203
216
52.0 kgsDHD380-216
241
58.7kgsDHD380-241
254
60.4 kgsDHD380-254
292
80.1 kgsDHD380-292