Zinc Plated Round Head Hex Socket Shoulder Screws Allen Shoulder Bolts Custom CNC Machined Fasteners Set

Our hex socket shoulder screws are precision CNC turned with galvanized surface treatment for enhanced anti-corrosion performance. The smooth unthreaded shoulder accurately maintains fixed clearance, serves as a positioning stop and allows smooth rotational movement. Internal hex drive delivers stable torque and convenient installation. Perfect for jigs, automation fixtures, machinery, mold assemblies and equipment requiring spacing limitation or cyclic rotation. We offer flexible customization on dimensions, raw materials and surface finishes. One-stop supporting solutions are available, including custom private labels, instruction manuals, branded packaging and component kitting service. Strict quality inspection guarantees consistent precision, simplifying your whole supply chain procurement.