The Moroso butterfly-head quick fastener is a steel 7/16in shank with .550in length, packaged in a 10-pack for fabrication and trim attachment. The butterfly head delivers a compact, reliable retention point suited to light sheet-metal and panel work, offering repeatable fastening where a slightly longer shank is required for thicker materials.
Moroso Quick Fastener - Butterfly Head - 7/16in x.550in - Steel - 10 Pack