wholesale 32mm 34mm 36mm 38mm 40mm 42mm taper
2021-7-9u2002·u2002wholesale 32mm 34mm 36mm 38mm 40mm 42mm taper button bit. Taper button drilling bit is made by tungsten carbide buttons and stee and use for quarry, mine and tunneling drilling. We can supply taper button bits with bit Diameter 27mm-42mm, bit body have long skirt and short skirt, it is up to the button bit taper degree, buttons quantity has 4 ...
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