We Tested 3 Door Hinge Jigs And This One Worked Best
Our favorite, the Milescraft HingeMate350, was easy to use, worked with a wide range of doors and hinge sizes, and even came ...
Hackaday9y
Dissolve Steel Drill Bits In Alum From The Grocery
Looks like [Adam Prince] lucked out with his broken bit, which he was using to drill the hole for a pin in a small custom brass hinge. It turns out that a hot solution of alum (ammonium aluminum ...