Write note on methods of holding punches in press tools.
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Classification of press tools
Blanking Tool. Blanking is a punching operation in which entire periphery is cut out and the cut out portion required is known as STAMP OR BLANK. ...
Piercing tool. Piercing involves cutting of clean holes with a resulting scrap slug. ...
Cutoff tool. ...
Trimming Tool. ...
Drawing Tool. ...
Press tool.
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