Sturdy material: The ruler limit block is made of brass, which is wearable, tough, rustproof, not easy to break or deform. Compact: The steel ruler positioner is very small and portable, easy to carry in the pocket when not in use, not taking much space. Easy operation: The woodworking ruler locator is designed with a screw to fix the ruler, convenient for installation and removal. Wide applications: The ruler stop tool is suitable for machinists, engineers, architects, woodworkers, carpenters, and more. Easy maintenance: The ruler positioner comes with a smooth surface, easy to maintain, which is water-resistant and dust-proof, ensuring a long service life., Manufacturer: MNMIOIO