These things are available at a number of places for relatively low prices. Here is an example along with some pictures of the various uses for the device. (As for me I know where to borrow one if I need it.:smt043)
http://stores.channeladvisor.com/novapcs/items/item.aspx?itemid=3060355
Dave
http://stores.channeladvisor.com/novapcs/items/item.aspx?itemid=3060355
Dave