The hole in the metal plate can be obtained without drill: it is enough to bend it and work a round file or a needle file. This technique is especially useful when you want an oval hole. It is applicable for punching a rectangular window or a narrow slit: in this case, use is not round, but flat needle file or hacksaw.
Recommend to read
A SECOND YOUTH OF A RARITY
Now, when the time for establishment of school of a subclass of car "E", in most circles, the problem of designing and building simple micromachines no longer exists. Thanks to the...
“RESUSCITATION” BOOTS
Did not dare to write in a journal until I met a few tips, which at the time he thought of and successfully used. So we are — with a mustache? I am sending your advice on how to repair...
