Sheet Metal Screw, #6 x 1-1/2 in, Zinc Plated Steel Pan Head Torx Drive, 25 PK Sheet metal screws make excellent fasteners for attaching metal hardware to wood because the fully threaded shank provides good retention in wood..
. The bolt or axle has one or two holes drilled through its threaded end. The nut is torqued properly and then, if the slot isn't aligned with the hole in the fastener, the nut is rotated to the nearest slot.3/8"-24 Zinc Plated Steel Fine Thread Castle Hex Nuts 1 12PK The nut is then secured with a cotter pin or safety wire.