M4-0.7 x 40mm Flanged Washer Button Head Socket Cap Screws, 304 Stainless Steel 18-8, Allen Hex Drive, Full Thread Coarse Thread UNC, 50 PCS

Thread Size: M4 or 4mm; Thread Pitch: 0.7mm; Thread Type: Full Machine Thread, Coarse Thread UNC, Screw Length: 40mm (excluding the head height); Diameter of washer head: 9.4mm (max); Height of the head: 2.2mm (max);, Allen Hex Drive Size: 2.5mm; Package: 50 PCS, Good and clean looking making it ideal use in furnitures and other projects.Ideal used in various precision machinery industries, classified instruments, electronic products, household appliances, communication products, locks, lamps, toys and so on., Made of 304 stainless steel (no coating outside) 18-8 which is superior to regular steel and any zinc plated fasteners, provides good strength and corrosion resistance in bad environments