|Place of Origin:||Hunan, China (Mainland)|
|Brand Name:||New Diamond|
|Minimum Order Quantity:||Negotiable|
|Packaging Details:||Carton packaging and wooden box packing|
|Delivery Time:||5-8 work days|
|Payment Terms:||Western Union, T/T, L/C|
|Supply Ability:||According to order quantity|
|Diameter (mm):||330-445mm||No Head Length(mm):||470mm|
|Number Of Vents:||3-4||Head Shape:||Flat Face Bit/Concave Face/Convex Face|
|Material:||Alloy Steel||Spline Key Number:||8|
8 spline 470mm DTH hammer bits for rock chisel drilling tool SD12A
1. Long life of the drill bit: the alloy just has a long service life and is higher than similar products;
2. High drilling efficiency: the drill teeth are wear-resistant, so that the drill bit can always maintain sharpness, thus greatly improving the footage speed;
3, the drilling speed is stable: the drill bit is scraped and sheared to break the rock;
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.
|Number of vents||NO X button diamter||weight (KG)|
|Convex concave||330||3||Round button||15XØ20||30XØ18+11XØ16||-|
|Convex concave||445||4||Round button||20XØ20||48XØ18+25XØ16||-|
|WE can design and manufacture according to customers requirement of the bit diameter,the NO.of air holes,carbide buttons and the face shape.|
1. Price commitment: in order to ensure the high reliability of products, raw material selection are usinggrapefruit brand products; under the same competitive conditions, and not to reduce product technicalperformance on the basis of sincerity at a favorable price to customers.
2. Quality commitment: product manufacturing and testing have quality records and inspection data; the performance of the product can withstand customer inspection.
3. Customer service: in order to create new diamond brand, enhance the visibility of enterprises,establish corporate image, we serve customers with the principle of "preferential prices, good service, reliableproduct quality" principle.
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