Changsha Tianhe Drilling Tools and Machinery Co.,Ltd.
| Delivery Time | 15 Days After Payment |
| Packaging Details | Dth Bits Are Packed By Cartons Inner Side, and Outer is Plywooden |
| Application | Water Well, Mining |
| After Service | Available |
| Supply Ability | 8000pcs/ month |
| Carbides Shape | Spherical, Ballistic, Simi-Ballistic |
| Bit Diameter | 90mm-110mm |
| Color | As Customer's Need |
| Brand Name | TeamWhole |
| Model Number | D3.5-92 Button bit |
| Certification | ISO9001:2008 |
| Place of Origin | Changsha, Hunan, China |
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Product Specification
| Delivery Time | 15 Days After Payment | Packaging Details | Dth Bits Are Packed By Cartons Inner Side, and Outer is Plywooden |
| Application | Water Well, Mining | After Service | Available |
| Supply Ability | 8000pcs/ month | Carbides Shape | Spherical, Ballistic, Simi-Ballistic |
| Bit Diameter | 90mm-110mm | Color | As Customer's Need |
| Brand Name | TeamWhole | Model Number | D3.5-92 Button bit |
| Certification | ISO9001:2008 | Place of Origin | Changsha, Hunan, China |
| High Light | dth installation tools ，drilling rig drill bit | ||
Weatherable 92mm Button Rock Hammer Drill Bits D3.5 Shank Good Heat Resistance
D3.5-92mm Button Bit DTH Bit For D3.5 Hammer For Hole Blasting Drilling
| Matched hammer Dia. | Bit diameter | No.× Button Dia.(mm) | Air holes | Weight (kg) | Shank | ||
| mm | inch | Gauge | Front | ||||
| 3.5” | 90 | 3 9/16 | 6*14 | 4*16 | 2 | 4.9 | DHD3.5 |
| 95 | 3 3/4 | 6*14 | 4*13 | 2 | 5.2 | ||
| 102 | 4 | 6*14 | 5*13 | 2 | 5.9 | ||
Bit Face Shape Selection:
1. Flat Face
This kind of face shape is suitable for hard to very hard and abrasive rock formations in applications with high air pressures. Good penetration rates an resistance to steel wash.
2. Convex Face
For high penetration rates in soft to medium-hard with low to medium air pressures. It is the most resistance to steel wash, and may reduce theload and wear on the gauge buttons, but poor hole deviation control.
3. Concave Face
The all-around application bit face specifically for medium hard and homogeneous rock formations.
Company Details
Business Type:
Manufacturer
Year Established:
2002
Total Annual:
10Million-50Million
Employee Number:
201~300
Ecer Certification：
Active Member
Changsha Tianhe Drilling Tools and Machinery Co., Ltd., is a professional geotechnical drilling tools manufacturer since 2002. We’re located in Jinzhou New District,Ningxiang County, Changsha,Hunan province.Our main products include DTH (down-the-hole) hammers and bits with capacity of drillin... Changsha Tianhe Drilling Tools and Machinery Co., Ltd., is a professional geotechnical drilling tools manufacturer since 2002. We’re located in Jinzhou New District,Ningxiang County, Changsha,Hunan province.Our main products include DTH (down-the-hole) hammers and bits with capacity of drillin...
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