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
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