Class Information
Number: 76/18
Name: Metal tools and implements, making > File cutting > Idle cutter, hammer-operated > Blow-controlled
Description: Machines in which the cutter is supported over the blank, usually by a spring, and is struck by a power-operated hammer, the force of the blow being increased or diminished, usually automatically in conformity to the width or thickness of the file-blank as it is fed beneath the cutter.
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