industrial chain drive sprocket 3d model

"A highly accurate and detailed 3D design for an industrial chain drive sprocket. The sprocket features 18 robust, tapered teeth designed for a standard 0.5-inch pitch roller chain, ensuring smooth engagement and high-torque transfer. It is constructed from a matte black engineering-grade polymer, with clear, 3D-printed layer lines visible on the surfaces. The central hub is significantly reinforced to handle heavy loads, featuring a precise 6.35mm (1/4 inch) D-shaped bore for a standard motor shaft. A 12-hole vent pattern in the main body reduces weight and provides passive cooling, featuring a mix of larger circular and smaller hexagonal cutouts. Four integrated M4 set-screw holes are positioned on the hub for secure attachment. A professional, embossed 'Apex 3D' logo is clearly visible on the outer face of the main body, along with text indicating '18T' and 'Sentinel Drive'. The perspective is a 3/4 front view on a textured 3D printer build plate under focused studio lighting, highlighting the geometric pr