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THIS IS AN INGENIOUS hole punch on metal from JUNK
Welcome to my channel Mr Sagoo where you will learn how to make hand made crafts, presents, toys,life hack, The main thing is that one can make it at home and with one's own hands SUBSCRIBE- <a ...
Hackaday5y
Punch Those Hole-Drilling Blues Away With A Homebrew Punching Tool
Four times the holes, four times the trouble. With the fate of repetitive motion injury looming due to the need to drill 1,200 holes, [bitluni] took matters into his own hands and built this nifty ...