Hunan New Diamond Construction Machinery Co., Ltd.
| Payment Terms | Western Union, T/T, L/C |
| Supply Ability | According to order quantity |
| Delivery Time | 5-8 work days |
| Packaging Details | Carton packaging and wooden box packing |
| Diameter (mm) | 216-311mm |
| No head length(mm) | 260mm |
| Number of vents | 2 |
| Head shape | Flat Face Bit/Concave Face/Convex Face |
| Material | Alloy Steel |
| Spline Key Number | 12 |
| Brand Name | New Diamond |
| Model Number | SP820 |
| Certification | ISO9001:2008 |
| Place of Origin | Hunan, China (Mainland) |
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Product Specification
| Payment Terms | Western Union, T/T, L/C | Supply Ability | According to order quantity |
| Delivery Time | 5-8 work days | Packaging Details | Carton packaging and wooden box packing |
| Diameter (mm) | 216-311mm | No head length(mm) | 260mm |
| Number of vents | 2 | Head shape | Flat Face Bit/Concave Face/Convex Face |
| Material | Alloy Steel | Spline Key Number | 12 |
| Brand Name | New Diamond | Model Number | SP820 |
| Certification | ISO9001:2008 | Place of Origin | Hunan, China (Mainland) |
| High Light | hard rock drill bits ，ballistic button bits | ||
Cemented carbide steel SP882 shank DTH Drill Bits Diameter 216-311mm
Description:
◆ Adopting the industry-leading imported heat treatment technology, the hardness and toughness of the steel body are simultaneously increased by 35%.
◆ The alloy teeth adopt a professional over-pressure sintering process to greatly improve the strength of the alloy teeth.
◆ High-quality imported steel is used as the product steel body, the service life is increased by 30%, and the steel body is not broken.
Applications
Widely used in mines, quarries, earthworks and other engineering drilling blasting hole, guardrail hole,mountain reinforcement, anchorage and other engineering holes, geothermal exploration hole, Well bore and other fields.
Specifications:
| SP | Head shape | Diameter (mm) | Number of vents | NO X button diamter | weight (KG) | ||
| Toothed | Gauge | Toothed | |||||
|
SP882 | Concave Face | 216 | 2 | Round Button | 10XØ18 | 4XØ18+10XØ16 | |
| Convex concave | 254 | 2 | Round Button | 12XØ18 | 8XØ18+18XØ16 | ||
| Convex concave | 311 | 3 | Round Button | 15XØ18 | 35XØ16 | ||
| We can design and manufacture according to customers requirement of the bit diameter,the NO.of air holes,carbide buttons and the face shape. | |||||||
Feature Advantage
1- We are a true production manufacturer and are among the best in the industry of rock drilling tools.
2- We really do the high-end quality, low-end price.
3- We have a technical team with a backbone of research and development and a graduate of a professional college. At present, our company has successfully applied for a number of invention patents and practical performance patents.
4- We have an independent quality testing center with complete testing equipment to achieve 100% inspection before shipment.
5-We promise: The raw materials used are 100% high quality raw materials. If it is the quality problem caused by our reasons, we will take 100% responsibility and return the goods.
The appearance of the picture is different from that of the actual product, and the actual product is the
standard.
Company Details
Business Type:
Manufacturer
Year Established:
2011
Total Annual:
1,000,000-40,000,000
Employee Number:
100~300
Ecer Certification：
Active Member
Hunan new diamond Construction Machinery Co., Ltd. is a professional engaged in the research and manufacture of drilling and pneumatic tools of modern high-tech enterprises。 The main research and manufacture of high air pressure DTH hammer, drill hole, drill pipe and drilling ... Hunan new diamond Construction Machinery Co., Ltd. is a professional engaged in the research and manufacture of drilling and pneumatic tools of modern high-tech enterprises。 The main research and manufacture of high air pressure DTH hammer, drill hole, drill pipe and drilling ...
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