Specification:Screws Type: Hex Socket Button Head ScrewDrive Type: Hex SocketSize:M2 M2.5 M4 M5 M6 M8 M10Material:Alloy SteelFAQ:1.Wholesalers and merchants are welcomed.For wholesale,we will supply discount or loose specific delivery which only takes little while to arrive.If you are a retailer and want make your own business, we could ship the products for your customersdirectly and won't depart details about us if you'd like to.2.What must I do if I don't get hold of my item?Please touch us first, we are able to song your item. If you can't receive it, we will full refund or resend it foryou. We are honest seller, so don't worry.3.If the goods have disorders do it?Please touch with us in time, we can assist you resolve it.Specification For example: M2*3=Thread diameter 2mm * size 3mm