Features: 1. Type specification complete, the quality is reliable. 2. Never rust, beautiful,practical, durable and convenient for using. 3. Packed in a plastic box, good for storage and difficult to damage. 4. Nylon has the characteristics of insulativity,Non-Magnetic,thermal insulation,corrosion resistance and etc. 5. As electronics components, fit for the industries of communication, electroplating, medical device, office equipment, electronics. Specification: Condition: 100% Brand New Item Type: M3 Nut & Screw Sets Material: Nylon Color: Black Quantity: 320pcs/box Working temperature: -30 °C ~ 130 °C Box Size: Approx. 17.5 * 10 * 2.3cm / 6.9 * 3.9 * 0.9in Package List: 20 * Hex Column Standoff M3 * 6 20 * Hex Column Standoff M3 * 10 20 * Hex Column Standoff M3 * 15 20 * Hex Column Standoff M3 * 20 20 * Hex Column Standoff M3 * 10 +6 20 * Hex Column Standoff M3 * 15 +6 20 * Hex Column Standoff M3 * 20 +6 20 * Hex Column Standoff M3 * 6 +6 20 * Black Nylon Spacers M3 80 * Hex Nut M3 20 * Cross Screw M3 * 6 20 * Cross Screw M3 * 12 20 * Cross Screw M3 * 20 Note: 1. Please allow slight 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.