Some time ago, a fellow rod builder asked whether I could make him a 4-string binder like the one I currently use, and take with me to meets and demos. I said, sure, why not, so I started assembling and making parts, considering what upgrades I could incorporate – better motor mount, better balanced drive wheels, larger foot plate, smaller thread spools with no protruding wing nuts, thread tensioners that attach to the binder wheels in a less jury-rigged manner, and thread guides made from steel rod rather than sections of cheap fiberglass coarse fishing rods. Oh, and real flanges with grub screws to fix the rear upper drive wheel and the front binder wheel to the main axle, rather than epoxying them in place… So I set about doing all that, and am now nearing completion, only waiting for a new sewing machine motor and drive belt, and a set of sewing machine thread tensioners, to be delivered before I can finalize the build. Here are some intermediate build pics. Drive wheels provisiona...