Nylon Hex Nuts 1/2" x 13 for use with the MAKO Concrete Threaded Rods

For use with the MAKO FinStand Nylon Hex Nuts fits 1/2" x 13 threaded rod When used with the flat washer, it adds and additional 1-3/4” vertical adjustment to the FinStand Non-corrosive, non-conducive 100 hex nuts per bag, enough for a 3,000 sf (278 sq m) slab The Nylon Hex Nut is used to do fine - tuned adjustments to the FinCap or JAWS chairs. Combined with the flat washer, the nut is screwed on the all - thread to allow for easy adjustments to hit high F - numbers.