• Model NO.：12Inch Hammer and Bits
• HS Code：84314320
• Production Capacity：5000pieces,Month

Rock formation

Drilling meters

Granite

16400 ft above

Abrasive granite

9800 ft above

Sandstone

26300 ft above

Test Deepth of DTH Drilling Bits

Rock formation

Drilling meters

Hard and abrasive granite

320ft above

Middle hard rock

1000ft - 1600 ft

Middle hard granite

2300 ft - 3280 ft

Sandstone

650 ft - 1000 ft

Hammer:
 

   

HN120

   


 

30512" 3 15×φ1927×φ18+9×φ16HD12-30531112 1/4"315×φ1927×φ18+9×φ16HD12-31133013"315×φ19+12×φ1927×φ18+16×φ16HD12-33035013 3/4"315×φ19+12×φ1928×φ18+20×φ16HD12-35035614"416×φ19+16×φ1928×φ18+20×φ16HD12-35638115"416×φ19+12×φ1942×φ18HD12-381
Features:

1.Valveless air distribution ensures smooth working.
2.Piston design and harden wear part ensure strong wear-resistance.
3.Minimize the energy loss,high penetration,lower air and oil consumption.
4.Fewer internal parts minimize the maintain and replace the part requirements.
5.Multi-start threads on top sub and drive chuck achieved easy disassembly.


Product photos:







Quality warranty:

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.


Package:

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.

Production time:

Generally, Production time is 15 -25 days.

Transportation:

By air, By Express or By sea according to your requests.