souix valve grinder | The H.A.M.B.
Oct 21, 2008 · Usually the handcrank screw (wheel on front of machine with handle) that you use to move the valve face closer to the stone is a wear point and you my have to turn the wheel quite a bit to get the adjustment. Not a big deal if you only use it once in a while but a pain to deal with if you are grinding valves on a daily basis.
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