The product is a CNC mechanical fixture block precisely machined from solid aluminum, the surface is black anodized to increase hardness, anti-oxidation and abrasion resistance during use. The design includes many drilled holes, grooves and technical slots machined by 3-5 axis CNC machines, ensuring high precision and absolute flatness. This fixture block is often used in: Automatic production lines, CNC machines, or precision measuring equipment. As a part fixture, assembly fixture, or guide mold. Reference specifications: Material: Aluminum 6061-T6 or 7075-T6 Surface treatment: Matte black anodized Machining accuracy: ±0.01 mm Size: Customized according to drawing requirements Application: Precision mechanics, automation equipment, electronics, and industrial robots.