Quick Clamp & Release Vice

I do quite a lot of work with circuit boards and small mechanical parts and was finding the 'helping hands' crocodile clip type tool too fiddly and a bench vice too big for my needs, so after a bit of thought I designed my own light duty 3D printed vice with a novel tension / release method.

This vice is ideal for holding small parts or circuit boards up to 70mm (2 3/4") while you adjust / solder / glue etc.

***To clamp*** insert the workpiece into the jaws, pull the elastic cord through t