6 Sets 5-16-18x3-1-2 Stainless Steel Hex Head Screws Bolts Nuts Flat Washers Lock Washers Kits 304 Stainless Steel 18-8 Flat Washers Diameter 0-9

304 stainless steel 18-8, high hardness, corrosion resistance, can be used in humid environments, and do not worry about rust.Bolt Dropper hardware is perfect for use near salt water, fresh water and other wood related projects. Used widely in the home and office appliance, communication equipments, ship assembly and other machinery industry. Specification: Material: 18-8 (304) Stainless Steel Thread Type: 20 TPI Coarse Thread (Standard) Thread Diameter: 5/16" Screw Length: 3-1/2" Flat Washers Diameter: 0.9" Package Included : 6PCS Bolts + 6PCS hex nuts + 6PCS Flat washers + 6PCS Lock washers Warranty: High customer satisfaction, if you are not satisfied with the product, you can always send us an email to us, provide you with satisfactory service in the first time, you can also get a full refund, please rest assured to buy.