Install these thumb-screw-head screws through a hole and thread on a retainer to keep secure—no special tools are required.

Install in soft material such as aluminum and low-carbon steel at least 0.036" thick with an arbor press or similar pressure tool.

Snap these screws into panels up to 0.125" thick—no tools are required for installation.

These rounded head nuts can be riveted into thin panels for a flush fit. They can be mounted without spaces between the panels. A quarter-turn locks and releases access panels, doors, and covers.

Press these wing head nuts into a closed-end hole or thick panel in applications where the back of the panel is inaccessible. A quarter-turn locks and releases access panels, doors, and covers.

Press these wing head nuts into the backside of a panel in applications where you have access to both sides of the panel. A quarter-turn locks and releases access panels, doors, and covers.

These wing-head screws have a clip-on nut that allows you to mount them near the edge of a thin panel. Use them to lock and release access panels, doors, and covers with a quarter-turn.