When building a barbed-wire fence, a person needs an easy way to unroll the spools of wire. Many methods have been used, such as putting the wire spool on a stationary bar and then pulling the wire ...
Marc Griffiths’ pipe unroller Marc Griffiths grew tired of wrangling with reels of medium-density polyethylene water pipe, so decided to build a tool for unrolling it more efficiently. He used a ...
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