Revitalize your multimeter's functionality with this precision-engineered replacement knob switch, specifically designed for models 110, 111, and 112. Crafted from robust black Nylon material, this USA-made switch ensures smooth rotation and accurate measurements. The switch provides a perfect fit for your multimeter, restoring the precise control you need for reliable testing and measurements. Installation is straightforward - simply replace your worn or damaged original knob to get your essential testing tool back to peak performance. This durable component maintains the high standards you expect from your measurement equipment, featuring quality construction that promises long-lasting operation. Whether you're a professional electrician or a DIY enthusiast, this replacement switch helps maintain the accuracy and reliability of your valuable testing equipment.