Description:
The DTH hammer bit, which is the shortened form of down the hole hammer bit, is a kind of casing shoe bit, and it is mainly used in the drilling of anchoring holes, pipe holes, and shed holes.
Its main components are steel body and alloy ball tooth. It has good impact resistance, and can enter into the holes together with drilling tools.
Concerning to the packaging, this kind of down the hole hammer bits are packed by the plywood wooden boxes that conform to the export standards.
Wuxi Drlling Tools Factory is a leading manufacturer of DTH hammer bit in China. Besides down the hole hammer bits, we still supply clients worldwide with tungsten carbide, DTH drill bits, DTH drilling tool, DTH hammer, and so on. Both ISO9001: 2000 and API 5DP certificates are available for our products, and our products have been quite popular among clients from Mongolia, Kazakhstan, Russia, Iran, Afghanistan, Oman, Turkey, Thailand, Vietnam, Myanmar, Malaysia, Indonesia, Singapore, Taiwan, Colombia, Mexico, Brazil, Canada, Australia, etc. Besides, OEM service is also available. If you need, please contact us freely.
Technical Parameters
|
No
|
ITEM
|
Specification
|
|
|
|
OD(outer diameter)
|
ID(inner diameter)
|
|
1
|
Φ73
|
73.5
|
62.5
|
|
2
|
Φ89
|
89.5
|
78.5
|
|
3
|
Φ108
|
108.5
|
97.5
|
|
4
|
Φ127
|
127.5
|
116.5
|
|
5
|
Φ146
|
146.5
|
116.5
|
|
6
|
Φ168
|
***
|
***
|
|
Φ178
|
***
|
***
|
|
7
|
Φ194
|
***
|
***
|
|
8
|
NW
|
***
|
***
|
|
9
|
HW
|
***
|
***
|
|
10
|
HWT
|
***
|
***
|
|
11
|
PW
|
***
|
***
|
