Customized: | Customized |
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Standard: | API |
Length: | Taper-length |
Samples: |
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Customization: |
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Shipping Cost:
Estimated freight per unit. |
about shipping cost and estimated delivery time. |
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Payment Method: | |
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Initial Payment Full Payment |
Currency: | US$ |
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Return&refunds: | You can apply for a refund up to 30 days after receipt of the products. |
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Suppliers with verified business licenses
* Mining- drill and blast holes in open pit mining, where the drill operator will drill several holes, then fill with explosives and detonate to lift rock allowing access to ore body
* RC- mineral exploration and pit grade control (needs specialized reversed circulation hammers)
* RAB - rotary air blast - mineral exploration using a conventional DTH hammer
* GW - geothermal bore holes and water wells
* Oil and Gas - Deep well bore holes: air hammers can be used as long as cutting uplift and borehole stability are ensured. For deeper wells, new DTH technologies including water hammer and mud hammer can be used to improve drilling rates in hard rocks.
* Construction industry - Piling, footings, soil nailing
Bit face shape selection:
1. Drop Center Bithead shape | head diameter/mm | shank length /mm | spline | weight/kg |
concave face | 305 | 375 | 12 | 140.5 |
flat face | 311 | 375 | 12 | 141 |
concave face | 325 | 375 | 12 | 150 |
concave face | 350 | 375 | 12 | 168 |
concave face | 381 | 375 | 12 | 178 |
concave face | 400 | 375 | 12 | 193.5 |
concave face | 445 | 375 | 12 | 231.5 |
concave face | 500 | 375 | 12 | 287 |
Scope of application: suitable for small and medium grouting holes in water wells, geothermal wells, short shrinkage holes, buildings, dams, and port projects. If you have any questions about the product, you can contact me and I will answer it for you
The drill bit will packaged in standard wooden case.If your quantity is large,should shipping by container.
Shandong Hengwang Group Co., Ltd. is a professional company engaged in research , development, production, sales, application and service of rock drill machines ,drilling tools,and pile driver machines.
Suppliers with verified business licenses