Items DescriptionMaterial304(A2-70) stainless steelSet A : complete 400pcsscrew 200pcs + nut 200pcs:Set B : total 380pcsscrew 650pcsSet C : complete 1140pcs + 4pcs screw motive force (free)screw 380pcs + nut 380pcs + washer 380pcs + motive force 4pcs:Set D : whole 2100pcs + 4pcs screw driver (free)screw 700pcs + nut 700pcs + washer 700pcs + driver 4pcs:Product displayFAQ:1.How lengthy will my kit ship out?We will send out as quickly as possible, Usually all of the package might be send out inside forty eight hours..2. Wholesalers and retailers are welcomed.For wholesale, simply please contact to us, we are able to supply discount. If you are a store and need make your individual business, shall we ship the goods to your customers instantly and won't go away information about us if you'd like to.3.What must I do if I don't obtain my item? Or the product has some problem?Please contact us first, we will do our best to solver it, we wish to offer full refund or resend it for you. We are sincere seller, so don't worry.4.How to do once I measure the size is smaller than ordered?Usually the screw will be appearance smaller, If you use the unique rule to measure the screw, per chance it will have error, will probably be appearance smaller. The right option to measure the screw is by vernier caliper.5.The stainless steel fastener can be attracted by means of a magnet.Most people assume the stainless steel can't be attracted through a magnet. But the chrome steel has many systems, some can’t be attracted by means of magnet, yet some can. And the stainless steel can have somewhat magnetic after it made to screw or different thing. If desire the stainless steel can't be attracted through a magnet, Demagnetization is required. The correct solution to discern it's stainless steel or now not is useing spectroscopic devices or potions.Please have faith us, we solely sell the fantastic chrome steel fastener.