Pack of 10 x 6mm DB Hex Nuts use with Serial 9 Pin/VGA/SVGA/DVI/ PCB Mounting Pack of 10 Hex Nuts Height: 6mm 4/40 UNC Inner Threads, Nickel Plated For use with: PCB Mounting D Type Connectors such as DA-15, DB-9/DE-9, DB-25, DC-37, DD-50, SVGA VGA, XGA, DVI Connectors and PCI Faceplates.