Customization: | Available |
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Warranty: | 3months |
Logo Printing: | with Logo Printing |
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Key Word:
down the hole hammer | martillo de fondo | o martelo buraco | marteau fond de trou | Imlochhammer | martello | a lyukba kalapács | alasuppovasara | síos an poll casúr | ned i hullet hammer | ned i hullet hammer
Specification: |
External Diameter (mm) |
Connection thread |
Hole rang (mm) |
Low air pressure DTH hammer CIR type |
50~180 |
CIR** |
55~200 |
Middle air pressure BR & COP type |
70~110 |
|
85~115 |
3 inch DTH hammer DHD3.5,COP34,COP32,QL30,M30,IR3.5 |
81 |
API 2 3/8" Reg |
90~110 |
4 inch DTH hammer DHD340,COP44,M40,SD4,QL40 |
99 |
API 2 3/8" Reg |
110~150 |
5 inch DTH hammer DHD350,COP54,M50,SD5,QL50 |
125 |
API 2 3/8" or API 3 1/2" Reg |
135~165 |
6 inch DTH hammer DHD360,M60,SD6,QL60,COP64 |
142 |
API 3 1/2" Reg |
152~216 |
8 inch DTH hammer DHD380,COP84,M80,SD8,QL80 |
180 |
API 4 1/2" Reg |
203~305 |
10, 12inch DTH Hammer SD10, DHD1120,NUMA 100, NUMA 125 |
275 |
API 6 5/8 Reg PIN |
305-445 |
15 inch DTH Hammer DHD1150, SD15,NUMA125 |
330 |
API 7 5/8'' REG |
350-660 |
1-12 inch middle-low/high air pressure DTH hammer & bit
Big hole high air pressure DTH hammer using in water well, oil, gas and construction drilling
Eccentric overburden drilling Equipment
Hole opener bit
Rock thread bit
Shank adapter, coupling sleeves and all kinds of adapters