Hex Locknut Assortment Includes Washers No Lock Type Nylon Insert Number of Nuts 242 Number of Thread Sizes 16 Number of Washers 0 Nut Finish Plain Nut Material Stainless Steel Nut Type Hex Lock Nut System of Measurement Inch/Metric Thread Sizes #10-24 #10-32 1/2 In.-13 1/2 In.-20 1/4 In.-20 1/4 In.-28 3/4 In.-10 3/4 In.-16 3/8 In.-16 3/8 In.-24 5/16 In.-18 5/16 In.-24 5/8 In.-11 5/8 In.-18 7/16 In.-14 7/16 In.-20