|Certification:||SGS||Color:||Black Or Requested|
|Delivery Time:||15-25 Days||MOQ:||1pc|
|Material:||Alloy Steel||Advantage:||High Efficiency|
|Product Type:||DHD340A 115mm DTH Bit||Use:||Mining,Water Well Drilling|
|Packing:||Plywood Case||Name:||Down The Hole Hammer|
numa dth hammers,
water well drilling hammer
4 Inch Hard Rock Hammer Bits DHD340A 115mm DTH Drill Bits For Mining
With professional manufacturing experience in DTH hammer production, our factory can supply you with high
pressure and medium to low pressure DTH hammers. It strictly matches with API standard and other Chinese industry standards.It is durable for being produced with advanced craftwork and good material.
The Characteristics of High Air Pressure DTH Hammer with foot Valve.
The Characteristics of High Air Pressure DTH Hammer without foot Valve.
DTH hammer and bit introduction:
|Shank||Length(less bit)||External diameter||Top Sub Thread||Weight (less bit)||Hole Range|
|HD120A||1880mm||275mm||API 6 5/8''REG||474kg||305-445|
Other shank can be available:
3.5" hammer, shank: DHD3.5 / Bulroc BR3 / COP32 / QL30 / M30 /Mach303
4" hammer, IR DHD340A / SD4 / COP44 / QL40 / Bulroc BR4 / M40 / Mach44 shank
5" hammer, IR DHD350R / SD5 / COP54 / Bulroc BR5 / QL50 / M50 /Mach50 shank
6" hammer, IR DHD360 / SD6 / COP64 / Bulroc BR6 / QL60 / M60 shank
8" hammer, IR DHD380 / SD8 / COP84 /QL80 shank
10" hammer, SD10 / Numa100 shank
12" hammer, IR DHD1120 / SD12 / Numa120 / Numa125 shank
15" hammer, SD15 shank
We can also provide related products DTH button bits, ODEX, symmetric overburden systems, slide block drilling systems, etc and DTH drilling pipes for various thread API REG, API IF, BECO, etc
1. Deliver maximum energy to drilling bit, fast drilling speed and low air consumption due to the special inner structure of HD series DTH hammer designed according to newest rock drilling theory.
2. Smooth performance and long service life of HD series DTH hammer due to high quality alloy steel materials and advanced processing technology adapted.
3. Low problem rate and easy to maintenance due to simple, reliable and easy assemble and disassemble inner structure of hammer.
4. Easy to depart bit from hammer due to multi-head thread connecting chuck and cylinder of hammer.
5. Interchangeable with DTH bit and drill pipe
Our hammers 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.
By air, By Express or By sea according to your requests
Contact Person: admin