100% brand new and high quality Made of high-quality materials, anti-rust, anti-corrosion and durable for long-term use Fine workmanship with smooth surface and wide application Neat and clear thread pattern with even force distribution, helps prevent wire slippage Smooth hole position without burrs, safe for hands Available in M5, M6, M8, M10 sizes to meet various needs Widely used in mechanical equipment, heavy 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 measurement deviation due to manual measurement Please ensure 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