They're dead easy to use. You cut the cable, poke the ends in all the way (no need to strip the insulation), and squeeze the button to snap them down and bite through the cable. ...
Take a tour of items made possible by virtual 3D printing provider Shapeways, which is one of the service and hardware companies bringing 3D printing to small businesses
The use of 3D printing for building prototypes is well established in manufacturing industries. Shapeways gives smaller-scale modellers and CAD designers the same capability, with a database of adaptable 3D parts. The database includes axles, gears, hinges and springs as well as items designed by the Shapeways community.
Caption by: Karen Friar
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