Usually designers avoid threaded joints if at the conventional “nut” less than two to three threads. Method shown in figure, allows you to make a threaded connection more reliable. However, to make a hood, will have to make a simple punch and die.
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THE NAIL WILL NOT BEND
To score a long thin nail, and especially copper or brass (e.g., with mounting frames) is always a problem. Will help you in this case, the conventional pliers or a wooden clothespin.
