Description
CAP SCREWS ARE DESIGNED TO GO THROUGH A HOLE OR NUT THAT IS PRE-TAPPED TO FORM A MATING THREAD FOR THAT SCREW. FLAT HEAD SCREWS ARE USED WHEN PROTRUSION OF THE FASTENER ABOVE THE MATING SURFACE IS UNACCEPTABLE. ALLEN/HEX KEYS ARE USED TO DRIVE THE SCREW.
