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You Order It, We Do It!
12 Years
| Ask Lasest Price | |
| Brand Name : | EST |
| Certification : | ISO9001 |
| Model Number : | all types |
| Price : | USD20$-700$/pce(FOB Price） |
| Delivery Time : | 15days |
| Payment Terms : | TT/LC |
| Supply Ability : | 100000/month |
Parameters of DTH bit (Down the hole drilling hammer)
type | drill diameter mm(inch) | weight (kg) |
TH79(3.5inch) | 90mm-100mm(3 1/2-3 7 /8) | 4-4.5 |
DHD3.5 | 90mm-105mm(3 1/2-4 1/8) | 4.5-5.5 |
BR33 | 90mm-100mm(3 1/2-3 7 /8) | 4-4.5 |
DHD340 | 105mm-138mm(4 1/10-5 2/5) | 8-12 |
QL40 | 110mm-133mm(4 3/8-5 1/4) | 10-12 |
DHD350 | 135mm-165mm(5 3/10-6 1/2) | 15.2-18 |
MISSION50 | 138mm-165mm(5 2/5-6) | 16-18 |
QL50 | 138mm-152mm(5 2/5-6) | 16-18 |
SD5 | 138mm-152mm(5 2/5-6) | 16-18 |
MAHC50 | 138mm-152mm(5 2/5-6) | 16-18 |
DHD360 | 152mm-203mm(6-8) | 24-33 |
MISSION60 | 152mm-203mm(6-8) | 21-30 |
SD6 | 152mm-254mm(6-10) | 24-50 |
QL60(COP64G) | 152mm-203mm(6-8) | 24-33 |
XL60 | 152mm-190mm(6-7 1/2) | 22-27 |
DHD380 | 200mm-305mm(7 7/8-12) | 47-82 |
SD8 | 200mm-305mm(7 7/8-12) | 47-82 |
QL80 | 200mm-305mm(7 7/8-12) | 48-84 |
TH220 | 240mm-350mm(9 2/5-13 7/10) | 75-125 |
NUMA100 | 240mm-350mm(9 2/5-13 7/10) | 75-125 |
SD10 | 240mm-350mm(9 2/5-13 7/10) | 75-125 |
DHD112 | 310mm-444.5mm(12 1/5-17 1/2) | 140-252 |
SD12 | 310mm-444.5mm(12 1/5-17 1/2) | 142-254 |
NUMA120 | 310mm-444.5mm(12 1/5-17 1/2) | 140-252 |
TH398(20inch) | 500mm-550mm(19 3/5-21 3/5) | 480-510 |
TS398(20inch) | 500mm-550mm(19 3/5-21 3/5) | 480-510 |
TH600(32inch) | 800mm-1000mm(31 2/5-39 3/10) | 680-984 |
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