High Performance Spherical/Parabolic Tapered Button Bit for Energy and Construction Works
The Drill Bits are made from grade hard alloy and special steel, generally matched with the light-duty rock drill, to drill the rock hole within diameter of 50mm. The drill tools are used in metallurgy mine, geological exploration, water conservancy construction, electricity, traffic, tunnel, quarry, national defence stone project etc.
- For 22 mm (7/8") rod
- 11° taper
- Short Skirt
| Diameter | Buttons | Flushing hole | Length | Weight |
|---|---|---|---|---|
| 34 | 1 11/32 | 5x7 | 50 | 0.4 |
| 36 | 1 27/64 | 5x8 | 50 | 0.45 |
| 38 | 1 1/2 | 5x9 | 50 | 0.45 |
| 40 | 1 37/64 | 5x9 | 50 | 0.48 |
- Button bit taper angle: 4°,4°46″,6°,7°,11°,12°
- Length: 50/55/71/80 mm
- Diameter: 20-45 mm
- Button bit shape: spherical/parabolic
- Socket inside diameter: 15/19/22/25(mm)
- Material and process: high quality alloy steel bar and tungsten carbides, through heat treatment
Hebei Minetech Machinery Technology Co, Ltd. is an joint venture enterprise with Europe Partner, which is located in Shijiazhuang City, Hebei Province,China. Our company is specialized in manufacturing and exporting of mining machinery, such as hydraulic and pneumatic drill machine, roof bolter and drilling consumption, like drill bit and drill rod with own factory in Shijiazhuang City.
With our rich experience for over a decade and with professional engineers and sales team, we focus on providing complete solutions for mining machinery.
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