Side Cutters holster/holder with retracting cord

It is handy to keep a pair of snips or side-cutters close to your 3D printer for trimming the filament but in a shared space like [Cambridge Makespace](http://makespace.org/) it is hard to stop the cutters migrating to other workbenches. This holster holds a pair of side cutters and uses a retractable keychain/pass-holder to make sure they don't wander off.

It is designed so it can be screwed to a vertical surface, covers are included for the screw holes. Both sides are countersunk so you can