Electro-etching Aluminium : I'm heading to MakerCentral in Birmingham, England this month and many in the maker community have decided to make coins to swap at the event.On the surface this might seem a bit gimmicky, but the subtext to this, I personally think, is fantastic! A…
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Cheap laser cutter to mark enamel paint for the template
Why?
So you don't have to spend some afternoon sitting in a patrol car, trying to explain to some local LEO, why you have an unnumbered, unregistered firearm.
*And if you want to make a bad situation worse; tell the officer he's wrong then try to educate him on the finer points of firearms regs.
Or so you can identify, prove ownership and get the piece back, should you and it ever get seperated.