Maxcraft 7693 Bolt Nut and Washer Assortment, SAE, 330-Piece Corrosion-Resistant Zinc Plated Steel Construction with Precision Cut Threads Six Common SAE Sizes for General-Purpose Use Conveniently Stored in a Plastic Organizer Box Bolts:(25) #6-40 x 3/4"; (20) #8-32 x 3/4"; (20) #8-32 x 1"; (15) #10-24 x 3/4"; (15) #10-24 x 1"; (15) 1/4"-20 x 3/4" Nuts: (25) #6; (40) #8; (30) #10; (15) 1/4"; Flat Washers: (25) #6; (40) #8; (30) #10; (15) 1/4" Quality Guarantee