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Basic Info
| Place of Origin | Fujian, China, Fujian, China (Mainland) |
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| Brand Name | Chenglong |
| Model Number | 125mm down the hole drill, 125mm down the hole drill |
| Type | Center Drill Bit |
| Material | Cobalt Steel Alloys |
Product description
Description & Specification
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Product Name: | Mining bit |
Description: | Mining bit Button bit Made with high quality of best quality alloy steel bar and tungsten carbide, through heat treatment like Atlas. |
Material: | Alloy steel bar and tungsten carbide bit |
MOQ: | No MOQ required for testing and trial order |
Body Type | Normal type and retract type |
Thread type | R22,R25,R28,R32,R38,T38,T45,T51,ST58,ST68,GT60 |
Diameter | 32mm-152mm |
Button bit shape | Spherical and Ballistic |
Face shape | Flat shape and Drop-center shape |
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Quick Details

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About Us:
1.???? Our factory has been specialized in manufacturing drilling tools and spare parts since 1978.
2.???? We have advanced technology and equipment.
3.???? Our technician has more than 25 year’s professional working experience.
4.???? Rock drilling tools are exported throughout the world. Main market: Norway, Turkey, USA,
Canada, Australia, Brazil, Uruguay, Iran, Philippines, Thailand, India, etc.
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