Performax-table-saw-setup, : jet 629004k 16-32 plus 16-inch … performax spring clip for quick changes the 16-32 plus also includes a special spring clip invented by performax that holds the end of the sandpaper roll.. It's just a scrap piece of lumber with a slot cut out for the plunge router. then, the first two pieces of angle iron have 1/2 inch holes (3/8 stock fits perfectly in a 1/2 hole) and will guide your stock into the blade., posted by, feb 27, 2009 7:08 am