M5 x 0.8 Well Nuts (25 pieces per package)
$25.35 EachPart # 16248
Product Description
(Head Diameter : 0.562", Overall Length : 0.665", Shank Length : 0.625", Shank Diameter : 0.375", Head Thickness : 0.040", Hole Size : 3/8", Grip Range : 0.035-0.232", Material : Neoprene, Includes : Captive Brass Nut) (25 pieces per package)