1. Tapered Button Bit for hard rock formation
2. Diameter: 28~42mm.
3. Taper Degree 4 46, 6, 7, 11, 12 degree etc.
With carbide buttons hot pressed on bits bodies, Tapered Button
Bits have a very good drilling performance and long life time.
Different diameters and taper degrees are available to suit
different applications in mining, quarrying etc. We can supply long
skirt and short skirt Tapered Button Bits.
Comparing with tapered chisel bits and tapered cross bits, button
bits has higher technology, much longer primary drilling time and
higher drilling efficiency, so that the button bit is popular among