1. The control knob of the gas stove is made of high-quality zinc alloy, and the surface is brushed, which has excellent rust resistance and wear resistance, and can be used for a long time. 2.Easy to use: The thermal switch knob is very easy to install without additional tools. And the markings on the buttons help you identify the correct adjustment direction. 3. Package: You will get 4 gas stove knobs with 6mm shaft holes. Sufficient quantity for your daily replacement needs. 4. Design: The cooking surface control lock is ergonomically designed with a smooth surface to provide you with a comfortable feeling. Application: The gas stove knob is an ideal gadget for home or restaurant kitchens and works with most gas stoves, ranges, ovens and other cookware. Specifications: Product Name: Gas Stove Control Knob Material: Zinc Alloy Color: Silver Dimensions: 40 x 24 mm (D x H) Shaft Diameter: 6 mm Instructions: 1. The knob has no sharp edges and has a smooth surface, which is very easy to clean. 2. Small and lightweight, simple and modern design, perfectly fits your entire kitchen style. 3. Simple and modern design The simple and modern design perfectly fits your entire kitchen style. Warm Tip: Before buying, please make sure the cookware knob is compatible with your cookware size (6mm).