Feedback from our Netherland client, excavator mounted drilling attachment for small hole drilling diameter in 34~ 42mm, pneumatic type, light weight, suitable for all kind types of excavator.

Tungsten Carbide Ore Mining Small Hole Taper Drill Button Bit Comparing with taper chisel bits and taper cross bits, button bits has higher technology, much longer primary drilling time and higher drilling efficiency, so that the button bit is popular among the users.

ock drilling tools - Taper button bit, Taper chisel bit, Taper cross bit Comparing with taper chisel bits and taper cross bits, button bits has higher technology, much longer primary drilling time and higher drilling efficiency, so that the button bit is popular among the users.

wholesale price 34mm button bit make for tunnel drilling Comparing with taper chisel bits and taper cross bits, button bits has higher technology, much longer primary drilling time and higher drilling efficiency, so that the button bit is popular among the users.

Mining Rock Drilling Tapered Button Bit Product: taper button bit Taper Degree: 4°46′, 6°, 7°, 11° and 12° Hole Range: 30mm-45mm Number of Buttons: 6 tips, 7 tips, 8 tips, 9 tips or customized Button Shape: normally is ballistic button, also available for spherical button Fitting Rod: (socket inside diameter) 19mm, 22mm or 25mm Inside Socket Design: normal socket, zinc coating or copper liner Skirt Length: (without tip) 50mm, 55mm, 60mm, 71mm, 80mm or customized Suitable Machine: hydraulic rock drill, pneumatic jack hammer, gasoline rock drill Suitable Block: granite and marble