Warping boards come in a variety of shapes, from the two nearest door handles to a board with pegs on it, or a device called a warping mill that looks similar to a swift. Warping the loom, mean threading each end through an eye in a heddle, and then sleying it through the reed. The warp is set (verb) at X ends per inch. It then has a sett (noun) of X ends per inch. The weft is measured in picks per inch.