Southco’s DZUS^® D4  Standard-Line Quarter-Turn Fastener features a comprehensive range of quarter turn studs, mounted receptcles and accessories,  for Quick Access applications accross many industries where secure, vibration resistant fastening is required. The range includes various size and head/drive style options, in choice of steel or stainless steel materials with a wide selection of protecting finishes. To enhance the user experience, retainers can ensure the stud remains captive, preventing loses, and ejecting springs can offer visual comformation that the fastener is secure.