潜孔钻头
长沙天和钻具可以生产直径从85mm到1000mm的潜孔钻头，钻头花键类型可以与本
公司潜孔冲击器或其他知名品牌（如 DHD,COP,SD,QL,MACH,MISSION,BR,NUMA ）
相配套使用。
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主要规格
| 类型 |
钻头直径mm(inch) |
重量 |
| 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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