DIY Supplies: MetalworkingScrew Type: Machine ScrewsModel Number: M1.6 M2 M2.5 M3 M4 M5 M6 M8Material: Alloy SteelDrive Style: Hex SocketHead Style: HexPackage: 50-99Pcsis_customized: YesMATERIAL: STAINLESS STEEL 304