100% brand new and high quality Made of high-quality materials, anti-rust, anti-corrosion and durable for use Fine workmanship, smooth surface with wide application Thread pattern is neat and clear, provides even force and helps prevent wire slippage Smooth hole position without burr, safe for hands Available in M5, M6, M8, M10 sizes to meet various needs Widely used in mechanical equipment, large machinery, and household tools Specifications: Item Type: Plum Hand Tighten Nuts Material: Plastic + Copper Size: M5: 32mm (1.2in) M6: 32mm (1.2in) M8: 38mm (1.4in) M10: 38mm (1.4in) Color: Black Optional Type: M5, M6, M8, M10 Quantity: 10 pieces Note: No retail packaging 1cm = 10mm = 0.39inch Allow 0-1cm error due to manual measurement; please confirm you are comfortable with this before ordering Due to differences in monitor displays, the actual color may vary slightly from the image Package Includes: 10 x Plum Hand Tighten Nuts