Finger bit is a kind of milling cutter. It is fixed on the machine and circumvolve speedily by the drive of principal axis after drilling, At the same time, it is brought to bear some power and mills stone in the some direction as obey. After milling, the stone can be made into table-board through grinding with router bit. Usually, finger bit’s tie-in is GAS 1/2″.
Samples: sintered finger bit with continuum rim (with holes), sintered finger bit with slots, sintered segmented finger bit, sintered segmented finger bit with bearing, electroplated diamond finger bit and brazed finger bit.
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