DOT® Durable is the fastener to use when superior snap action and holding strength are required. With a reputation of being the best performing snap fasteners of their type for industrial applications, DOT Durable fasteners’ heavy-duty construction assures a firm grip that will remain secure through years of use. DOT Durable sockets are constructed to narrow tolerances that ensure consistent snap action snap after snap. The design of the socket including its floating ring is superior to other socket types in performing on heavy-duty applications.