Products
- Mining Machinery[5]
- Mining Machinery Parts[10]
- Tool Parts[9]
- Other Mining Machinery[10]
- Steel Pipes[1]
- Hammer[1]
- Drill Bit[1]
Contact Us
- Contact Person : Ms. Huang Shirley
- Company Name : Weifang Zhongrui Construction Machinery Co., Ltd.
- Tel : 86-536-8802813
- Fax : 86-536-8802813
- Address : Shandong,weifang,zhuangjia industrial park, Baotong street,Kuiwen district ,Weifang
- Country/Region : China
- Zip : 261041
8" dth bit,
Product Detailed
Related Categories:Tool Parts
high pressure down-hole drill bit
water hole:three
match hammer:340,350,360,380
Long service life
ISO certificate
DTH drill bit is our company main product.After mang years search,we have rich experience in development and manufacture which adopted high-quality raw materials, advanced craft technology and passed through strictly inspection, manufacturing high quality products.
If you interested in our product please contact freely.
DTH Bit
No. | type | inch | Air holes | Gauge | Front | spline | weight kg | Match hammer | Notes | |
mm | inch | |||||||||
1 | ZRQ-89-T45 | 89 | 3 1/2 | 4 | 7×φ13 | 5×φ12 | 3.2 | T45Thread | ||
2 | ZRQ-102-T45 | 102 | 4 | 4 | 8×φ14 | 6×φ13 | 5.0 | T45Thread | ||
3 | ZRQ -90L | 90 | 3 1/2 | 2 | 6×φ14 | 2×φ12 2×φ13 | 6 | 3.9 | ZRC90 ZRC930 | |
4 | ZRQ -100L | 100 | 3 7/8 | 3 | 6×φ14 | 3×φ122×φ13 | 6 | 4.5 | ||
5 | ZRQ -110L | 110 | 4 3/8 | 3 | 6×φ14 | 4×φ123×φ13 | 6 | 4.8 | ||
6 | ZRQ-110 | 110 | 4 3/8 | 2 | 7×φ14 | 6×φ13 | 6 | 5.8 | ZRC110 | |
7 | ZRQ-90 | 90 | 3 1/2 | 2 | 7×φ14 | 6×φ12 | 8 | 4.8 | ZRC90GDHD3.5 COP34 | |
8 | ZRQ-115 | 115 | 4 1/2 | 2 | 8×φ14 | 6×φ13 | 8 | 9.0 | ZRC340DHD340COP44 | |
9 | ZRQ-115C | 115 | 4 1/2 | 2 | 7×φ16 | 6×φ13 | 8 | 9.0 | ||
10 | ZRQ-140 | 140 | 5 1/2 | 2 | 7×φ18 | 7×φ14 | 8 | 16.2 | ZRC350DHD350COP54 | |
11 | ZRQ-152B | 152 | 6 | 2 | 8×φ18 | 8×φ14 | 8 | 16.2 | ||
12 | ZRQ-152 | 152 | 6 | 2 | 8×φ16 | 4×φ144×φ16 | 8 | 22.5 | ZRC360DHD360COP64 | |
13 | ZRQ-165 | 165 | 6 1/2 | 2 | 8×φ16 | 11×φ16 | 8 | 24.7 | ||
14 | ZRQ-165A | 165 | 6 1/2 | 2 | 8×φ18 | 8×φ16 | 8 | 24.7 | ||
15 | ZRQ-178 | 178 | 7 | 2 | 9×φ18 | 10×φ16 | 8 | 25.3 | ||
16 | ZRQ-203 | 203 | 8 | 3 | 9×φ18 | 11×φ16 | 8 | 30.5 | ||
17 | ZRQ -203A | 203 | 8 | 3 | 9×φ18 | 4×φ166×φ18 | 8 | 30.5 |
8" dth bit,