Hex Sems Screw

Sems Screw, also known as Captive Screw, is a machine screw pre-equipped with lock washers to streamline assembly processes. These fasteners combine two elements into a single, cost-effective unit that arrives assembled, enhancing efficiency and reducing installation time. Featuring washers beneath the head, SEMS screws facilitate quick installation, durability, and easy application adaptability.

By preventing washers from getting lost, SEMS screws extend the lifespan of your product and ensure reliable performance.