ITEM NAME:230Pcs M3 Stainless Steel Hex Hex Drive Button Head Socket Cap Bolts Screws W3T9 230Pcs M3 Stainless Steel Hex Hex Drive Button Head Socket Cap Bolts Screws W3T9 Drive Type: Hex Socket; Head Style: Button Head Used widely in the home and office appliance, communication equipments, ship assembly and other machinery industry Screws Type: Hex Socket Button Head screw provides strength and offers good corrosion resistance in many environments Perfect for use in confined areas where the head needs to be flush or below the surface Fixing component, industrial and construction fasteners colour:Silver Material:Stainless Steel size:12.6*6.6*2.1cm Package Contents:1x Screw set(230pcs) Note: Light shooting and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm..Screws Type: Hex Socket Button Head screw. Drive Type: Hex Socket;. Note: Light shooting and different displays may cause the color of the item in the picture a little different from the real thing. Head Style: Button Head.