POSI-SEAL

VALVES AND COMPONENTS FOR VALVES, NOT TO INCLUDE SCREWS, BOLTS, STUDS, RIVETS AND ALLIED FASTENERS, [ TOOLS-NAMELY, BITS AND DRIVERS FOR DRIVING BOLTS, SCREWS, RIVETS AND OTHER FASTENERS HAVING RECESSED HEADS, AND PUNCHES WHICH ARE END PRODUCTS FOR MACHINERY USED TO MANUFACTURE SCREWS, BOLTS, RIVETS AND OTHER FASTENERS HAVING RECESSED HEADS ]