5/16"-18 x 1/2", US, Allen, Stainless steel 18-8 black oxide finish

US Fasteners, 5/16"-18 x 1/2", Allen, Stainless steel 18-8 black oxide finish
Socket screws Screws with an Allen wrench drive.

US Fasteners, 5/16"-18 x 1/2", Allen, Stainless steel 18-8 black oxide finish

Screws with an Allen wrench drive.