SINCE 1828

An Encyclopædia Britannica Company

cold saw

noun

Definition of cold saw

1 :a saw (as a circular saw) for cutting cold metal —distinguished from hot saw

2 :a soft-steel or iron disk operated at such an angular velocity, corresponding to a velocity of a point on its periphery of about 15,000 feet per minute, that it grinds off metal by friction — compare fusing disk

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