Dzus Fastener
Steel Oval Head Fastener, 3/16" Hex Drive, 7/16" x .550 Grip (Each)

PANELfast allen oval head quarter turn fasteners are available in various grip lengths and diameters to accommodate your needs. They are available in steel or 7075 aluminum alloy and available in either milled or anodized black finish. PANELfast is proudly manufactured right here in the USA.