Lift-The-Dot Fasteners are a locking fastener that locks on three sides to prevent unintentional unfastening. When pulled from the fourth side, the fastener easily lifts free. Perfect for marine applications, these fasteners can be used to secure boat covers and tops. This Lift-The-Dot Stud is equipped with a 5/8" size 8-32 machine thread screw for installation on wood, metal, fiberglass and more.