We specialized in manufacturing hardware, such as standard and special self drilling screw, roofing screw, stamping nut, stamping spring,bolts ,machining parts etc.And you can buy various of high quality of standard and non standard screws from global fasteners -kinsom in Shanghai.China fasteners.Double head with six-lobe screw1.Material: Stainless steel ,carbon steel, brass,alloy /aluminum steel,high strength steel 2.Standard: JIS,DIN,ANSI,ISO,BS,GB,Non standard is availabe and depends on customer's requirements 3.Type: All kinds of flat,pan,button,truss and fillister etc 4Drivers: All kinds of hexagon,phillips,slotted,six-lobe and s type etc 5.Class: 4.8-12.9 6.Surface treatment: Zinc,Nickel,Chrome,Titanium,Black oxide etc 7.Specification: M1.2-M30 8.Process : Cold forging,die casting,metal injection molding 9.Applicaion: Machine,electronics,tools,autos,fitness equipment and other industrial request Click us to get more information about this kind of product .
