We are a leading manufacturer of rock drilling tools, like DTH hammers and bits, DTH drill pipes, RC hammers and bit top hammer button bits, coupling, cross bits, drill rods located in Changsha, Hunan, China.We have
rich experience in this field of DTH hammers and bits for 20 years.Owing to high quality, professional serivce
and competitive price, we have got good reputation from our customers all over the world, such as France,
Spain, Italy,South Africa,Australia, Iran, Malaysia, etc.
1:Out of the trouble of foot valve fracture and expansion and contraction
2:Lower energy consumption and higher impact frequency,the drilling speed is 15%-30% higher than conventional DTH hammers:
3:Simple structure,reliable parts,long life,easy and low cost maintenance
4:Low air and oil consumption,the oil consumption is about 10% lower than the conventional DTH hammers.
Anchor bits is used as a sacrificial consumable for drilling hole, there usually have Tungsten carbide and steel hardened two types, through machining or casting production technology.
Thread type: R25, R32, R38, R51, T30, T40, T52, T73, T76, T103, T111, T127, T130 etc.
All buttons are made from quality steel and quality carbide in order assure the quality.
Batch production assure our bit is costly and production time is short.
EX: Hardened cross bit for loose to medium dense ground conditions
ES: Hardened button bit for unconsolidated rock with boulders
EC: Hardened arch bit for unconsolidated soil with small boulders
EY: Hardened 3 cutters bit for loose to medium dense ground conditions
EXX: T.C cross bit for soft to medium rock formations
ESS: Button bit with T.C inserts for medium rock formations
ECC: T.C arch bit for soft to medium rock formations
EYY: T.C 3 cutters bit for soft to medium rock formations
Clay bits: Casted clay bit for Soft clay and soil
General guide for anchor bits diameters selection (for reference only):
42, 51, 76
42, 46, 51, 76, 90
45, 51, 76, 90, 100, 115
76, 90, 100, 115
64, 76, 90, 100, 110, 115, 130
76, 90, 110, 115, 130,150
76, 90, 100, 110, 115, 130,150
115, 130, 175
100, 115, 130, 175, 200
175, 220, 280
Nut, Coupling, etc spares are available.
Our hammers & Bits are made of high quality steel and all spares are inspected strictly before shipping. We have quickly responses for your complaint and suggestion.
Using ply-wooden cases and pallet for exporting to protect products and avoid the damagement during transportation. Also we can customize package according to your special requests.
Generally, Production time is 15 -25 days.
By air, By Express or By sea according to your requests.