1.MULTIFUNCTIONAL CONNECTOR - This 10x10x6mm Hex Nut M3 Screw Cube Nut Triple Sided Fixing Block Connector is ideal for DIY 3D Printer accessories, suitable for a variety of assembly and fixing needs. 2.HIGH PRECISION DESIGN - Made of precision machined 10mm hexagonal nuts and M3 screws to ensure the solidity and durability of each connection point, suitable for high precision projects. 3.PREMIUM ACRYLIC MATERIAL - Made of high strength acrylic material, lightweight and abrasion resistant, providing excellent impact resistance and long life. 4.EASY INSTALLATION - The three-sided fixing design makes the installation process simple and quick, without complicated tools, suitable for beginners and professional users.