The 3D printer nut is made of carbon steel material, ensuring durability and reliability. It features a nickel-plated surface treatment, providing rust and corrosion resistance. The hexagonal design allows for easy installation and disassembly. This accessory is specifically designed for 3D printers with an inner hole engraving machine. The eccentric hole design enables more precise carving effects. Features - Color: Silver -Material:Carbon steel -Size: 1.00X1.00X0.50cm/0.39X0.39X0.20in -Note:The inner diameter is 5mm and the outer diameter is 7mm -Made from carbon steel material, this product is designed to be durable and . -The nickel-plated surface treatment provides excellent rust and corrosion resistance, ensuring that the product remains in top condition even after extended use. -With its hexagonal design, this product is easy to install and disassemble, making it a convenient choice for users. -This product is compatible with a wide range of 3d printers, making it a versatile and practical accessory for any 3d printing enthusiast. -The eccentric hole design of this product allows for more precise carving effects, making it an ideal choice for those who require high levels of accuracy in their 3d printing projects. Package list: 10 x nuts