Items DescriptionMaterial304(A2-70) stainless steelSet A : complete 400pcsscrew 200pcs + nut 200pcs:Set B : total 650pcsscrew 650pcsSet C : complete 1140pcs + 4pcs screw driver (free)screw 380pcs + nut 380pcs + washer 380pcs + driving force 4pcs:Set D : whole 2100pcs + 4pcs screw driver (free)screw 700pcs + nut 700pcs + washing machine 700pcs + motive force 4pcs:Product displayFAQ:1.How lengthy will my equipment ship out?We will ship out as quickly as possible, Usually all the equipment can be ship out inside forty eight hours..2. Wholesalers and merchants are welcomed.For wholesale, simply please contact to us, we will provide discount. If you're a store and need make your own business, lets send the products in your customers straight and won't leave information about us if you'd like to.3.What should I do if I don't get hold of my item? Or the product has some problem?Please touch us first, we can do our best to solver it, we want to supply full refund or resend it for you. We are honest seller, so don't worry.4.How to do after I measure the dimensions is smaller than ordered?Usually the screw will be appearance smaller, If you utilize the original rule to measure the screw, per chance it will have error, will probably be appearance smaller. The right method to measure the screw is by vernier caliper.5.The stainless steel fastener could be attracted through a magnet.Most people suppose the stainless-steel can't be attracted through a magnet. But the stainless-steel has many systems, some can’t be attracted by magnet, yet some can. And the stainless steel will have slightly magnetic after it made to screw or different thing. If need the stainless-steel can't be attracted via a magnet, Demagnetization is required. The right way to discern it is stainless-steel or no longer is useing spectroscopic instruments or potions.Please trust us, we only promote the high-quality chrome steel fastener.