Product Detail Product Name: CM M1.6 M2 M2.5 M3 M4 M5 M6 Black 304 Stainless Steel Phillips Cross Ultra Thin Low Flat Wafer Head Screw For Laptop Computer Material: 304 Stainless Steel Color: Black Head Style: Ultra Thin Flat Wafer Head Size: M1.6 M2 M2.5 M3 M4 M5 M6 The specification consists of Thread diameter d * Thread size L, apart from Head thickness eg: M3 (50pcs) * 6mm M3=Thread diameter d 3mm,50pcs=the number of a pack,6mm= Thread size L 6mm,excluding Head thickness FAQ: 1.How long will my kit send out? We will send out as soon as possible, Usually all of the package will be send out within forty eight hours. 2. Wholesalers and retailers are welcomed. For wholesale, just please touch to us, we can offer discount. If you are a retailer and want make your own business, shall we send the goods in your customers instantly and won't go away information about us if you need to. 3.What should I do if I do not get hold of my item? Or the product has some problem? Please contact us first, we will do our greatest to solver it, we wish to supply complete refund or resend it for you. We are honest seller, so do not worry. 4.How to do when I measure the size is smaller than ordered? Usually the screw can be appearance smaller, If you utilize the unique rule to measure the screw, maybe it's going to have error, it will likely be appearance smaller. The correct option to measure the screw is by way of vernier caliper. 5.The stainless steel fastener would be attracted through a magnet. Most humans think the chrome steel cannot be attracted by way of a magnet. But the stainless-steel has many systems, some can't be attracted by means of magnet, but some can. And the stainless-steel can have a bit of magnetic after it made to screw or different thing. If need the chrome steel can't be attracted through a magnet, Demagnetization is required. The right approach to discern it's chrome steel or no longer is useing spectroscopic instruments or potions. Please believe us, we only sell the high-quality chrome steel fastener.