It’s “spiral loom” or “spiral wrap loom”. There is also “Split Loom” As a category, it’s called “wire loom”
First good link from Google: http://www.delcity.net/store/Spiral-Cut-Loom/p_290.a_1
The other kind you may be interested in is “split wrap”: http://www.crowbarelectricalparts.com/Loom_and_Spiral_Wrap.htm
Duration : 0:6:9
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that shure is an …
that shure is an awesome piece of thing… I should buy some spiral loom some time :p