Items DescriptionMaterial304(A2-70) stainless steelSet A : complete 400pcsscrew 200pcs + nut 200pcs:Set B : total 650pcsscrew 650pcsSet C : whole 1140pcs + 3pcs screw motive force (free)screw 380pcs + nut 380pcs + washing machine 380pcs + driver 3pcs:Set D : complete 2100pcs + 3pcs screw driver (free)screw 700pcs + nut 700pcs + washer 700pcs + driving force 3pcs:Product displayFAQ:1.How long will my equipment ship out?We will send out as quickly as possible, Usually all of the package could be ship out within forty eight hours..2. Wholesalers and merchants are welcomed.For wholesale, simply please touch to us, we will provide discount. If you're a store and wish make your own business, lets send the goods for your prospects directly and won't depart details 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 are able to do our greatest to solver it, we want to offer complete refund or resend it for you. We are sincere seller, so don't worry.4.How to do when I measure the scale is smaller than ordered?Usually the screw will be appearance smaller, If you use the original rule to measure the screw, possibly it's going to have error, it will be look smaller. The correct method to measure the screw is by means of vernier caliper.5.The stainless-steel fastener could be attracted by a magnet.Most people think the stainless steel can't be attracted by way of a magnet. But the chrome steel has many systems, some can’t be attracted by means of magnet, yet some can. And the chrome steel could have a little magnetic after it made to screw or other thing. If want the stainless steel can't be attracted via a magnet, Demagnetization is required. The correct option to discern it's stainless steel or no longer is useing spectroscopic devices or potions.Please have confidence us, we only sell the superb stainless-steel fastener.