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Cylindrical Grinding Machine Diamiter 1000 Mm

2019-3-18your stone tool is a celt or more appropriately an adze used by american indians for chopping , gouging wood and many other tasks involving chopping cutting etct was made by the ground stone technique where the rough form was roughed out by chipping and the final tool was made and sharpened by grinding on an abrasive hard stone.

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