Hot glue guns are pretty simple beasts: there’s an on/off switch, a heating element, and a source of current, be it battery or wired. You turn it on, and the heater starts warming up; eventually you ...

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One could argue that a hot glue gun is one of those tools that you either really need or really do not need. But if you're a purveyor of arts and crafts projects, a glue gun is about as essential a ...