Items DescriptionMaterialhex nut: 304(A2-70)stainless steelbrass hex nut:solid brassnylon insert lock nut: 304(A2-70)stainless steelflange nut: 201 stainless steelnylon hex nut : nylonBox include5 forms nuts whole 685pcsFAQ:1.How lengthy will my kit ship out?We will ship out as soon as possible, Usually all the equipment could be send out inside 48 hours.2. Wholesalers and retailers are welcomed.For wholesale, simply please contact to us, we are able to provide discount. If you're a store and wish make your own business, shall we ship the products for your prospects immediately and won't depart information about us if you'd like to.3.What must I do if I don't receive my item? Or the product has some problem?Please touch us first, we will do our best to solver it, we want to supply full refund or resend it for you. We are sincere seller, so don't worry.4.How to do after I measure the scale is smaller than ordered?Usually the screw may be appearance smaller, If you utilize the unique rule to measure the screw, per chance it will have error, it will be look smaller. The right technique to measure the screw is by means of vernier caliper.5.The stainless steel fastener can be attracted by way of a magnet.Most humans think the chrome steel can't be attracted by way of a magnet. But the chrome steel has many systems, some can’t be attracted by way of magnet, yet some can. And the stainless-steel can have slightly magnetic after it made to screw or different thing. If want the stainless steel can't be attracted via a magnet, Demagnetization is required. The appropriate way to discern it's chrome steel or not is useing spectroscopic instruments or potions.Please have confidence us, we solely promote the high quality stainless-steel fastener.