This kit includes everything you need to fasten these strong, secure fastenings on tents, awnings, curtains, leather straps, boat covers, canvas, thin plastic and much more. This package contains flairing tool, base, (6) 3/8" screw studs, (6) 5/8" screw studs, 6 eyelets, 6 studs, 18 caps, 18 sockets and instructions.