7 Semi-Ballistic Carbide Buttons Tapered Rock Drill Bit
توضیحات محصول
38mm Small Diameter Tapered Button Bit With 11° Taper Angle And 7 Semi-Ballistic Carbide Buttons For Rock Drilling The Q7-38-11-50 tapered button bit is one of our popular small-diameter rock drilling tools manufactured by Henglong. Unlike threaded button bits built for deep boreholes, this taper shank drill connects to drill rods via taper fitting. It pairs perfectly with air-leg rock drills and hand-held rock hammers, widely deployed in stone quarrying and underground