[Murphy]

Find a commercial nut and bolt supply warehouse in your area. Most of them will sell cash at the will call desk. They have everything you can dream of and then some. If you ask them to provide an assortment of sizes they can if you give them some guidelines. Range of diameter sizes, length and thread type. Get everything in grade 8 cadmium plated or alloy. They are cheap when you buy from a supply house. When you go back for the second time you will know exactly what you need to finish.