NYLON HARDWARE ASSORTMENT KIT The 561-M1998 Nylon Hardware Assortment Kit contains the following items: 100 - 440 x 1/4" to 1" long 100 - 632 x 1/4" to 5/8" long 100 - 832 x 1/4" to 3/4" long 100 - 1032 x 1/4" to 1/2" long 30 - 1/4"-20 x 1/4" to 3/4" long round & fillister head styles 100 - 440, 632, 832, 1032 & 1/4-20 socket set screws 100 - 440, 632, 832, 1032 & 1/4-20 hex nuts 125 - #4, #6, #8, #10 & 1/4 flat washers