https://www.ebay.com/sch/i.html?_nkw=Allstar+Performance+Quick+Turn+Fastener+Oval+Head+Steel+50+Pc+P+N19213&_sacat=0&_dmd=2

Allstar Performance Quick Turn Fastener Oval Head Steel 50 Pc P/N19213

Regular price
$127.00
Sale price
$80.00

Quick Turn Fastener; Oval Head; Slotted; 1/4 x 0.400" Body; Steel; Cadmium; Set of 50