Description:The screws are made of aluminum alloy materials, which is resistant to rust and corrosion. They can be commonly used in home and office appliance, machinery, furniture, repair and DIY inventions.Features: The screws are made of quality aluminum alloy material, such material provides strength and offers good corrosion resistance in many environmental conditions. Ideal application for confined ares where the head needs to be flush or below the surface. Fixing component, industrial and construction fasteners. 3 screws length in 3 different colors for your selection. Used widely in the home and office appliance, communication equipments and most mold making or assembling. Specifications: Condition: 100% Brand NewMaterial: 7075 Aluminum AlloyType: Button Head ScrewsColor: Purple, Red, Green (Optional) Tensile Strength: 524Mpa0.2% Yield Strength: 455 MPaElastic Modulus E: 71 GPaHardness: 150HBDensity: 2.81g/cm3Thread Diameter (mm.): 3mm / 0.12"(M3) Size and Quantity:Screws: (Optional)M3 x 6mm 10pcs/lotM3 x 8mm 10pcs/lotM3 x 10mm 10pcs/lotPackage Weight: About 3gPackage Included: 1 x Lot of 10pcs M3 Hex Socket ScrewsNote: 1. Please allow 0~1inch error due to manual measurement. Thanks for your understanding.2. Monitors are not calibrated same, item color displayed in photos may be showing slightly different from the real object. Please take the real one as standard.