Description This item are made of quality zinc alloy material for durable and long lasting use. It is suitable for 6mm hole diameter gas stove use. It is great tool which can provide help in stove switch replacement. Caution: Please confirm your stove are fit with positive knob before purchase. Features - Color: Silver.- Material: Zinc Alloy.- Size: 4.00X4.00X2.50cm/1.57X1.57X0.98inch. - Compatible Mode: Universal6mm Hole Diameter Gas Stove.- This replacement control knob, it allows you to control the temperature of the surface burner on your appliance.- Direct replacement, easy to install. It has a durable construction for reliable use.- Just pull it away and then pops it into place. And can be done without any tools.- This replacement bake knob is for issues such as the knob falling off of the thermostat bake or broken or lost knobs or knob inserts.- This high-quality exact equivalent meets or exceeds original manufacturer specifications. Packing list: 4 x switch knobs