[Durable material] Hexagonal screws made of 304 stainless steel, durable, rust-free and of sufficient hardness. [Specification]: M2 stainless steel nuts 140 pcs Stainless Steel M2 * 4 Round Head Hex Head Screws 20 Pieces Stainless Steel M2 * 5 Round Head Hex Head Screws 20 Pieces Stainless Steel M2 * 6 Round Head Hex Head Screws 20 Pieces Stainless Steel M2 * 8 Round Head Hex Head Screws 20 Pieces Stainless Steel M2 * 10 Round Head Hex Head Screws 20 Pieces Stainless Steel M2 * 12 Round Head Hex Head Screws 20 Pieces Stainless Steel M2 * 16 Round Head Hex Head Screws 20 Pieces [Flat Head Screw Kit] Various headless cuvettes are arranged in a clear PP box for easy use and storage. [Wide use] Hexagon socket head screws are widely used in the maintenance and replacement of small repair shops such as household equipment, workshops, garages, etc., such as door handles, taps, lamps, buttons, etc. [Set] 280 stainless steel hex screws, M2-16