Features:The cooker knobs are made of metal material, high temperature resistant, high friction resistant, sturdy and durable to use.Unique appearance design, with smooth surface, very easy and comfortable to grip.It is very easy and comfortable to grip, and it"s also very easy to install. 8mm Inner hole is for easily mounting, it"s really great for you to replace the damaged one for your Gas Stove Cooker.The mark on the knob could help you recognize the correct direction to adjust.Widely used for kitchen cooker, gas stove, oven, gas range or grill etc. Specification:Material: MetalDimensions: As pictures shown.(approx)Mount Hole Diameter: 8mm(0.31in)Overall Size: 4x1.1cm(1.57x0.43in)Color: SilverDirection: Left&RightQuantity: 1 set(2pcs) Note:Transition: 1cm=10mm=0.39inchNo retail package.Please allow 1-3mm error due to manual measurement. pls make sure you do not mind before you bid.Due to the difference between different monitors, the picture may not reflect the actual color of the item. Thank you Package includes:2 pcs x Gas Stove Knob(other accessories demo in the picture is not included.)"