✔ Size: Top Width: 1.1 inch ; Projection: 0.75 inch | ✔ Material: Solid Zinc Alloy, Brushed brass finish, Anti-oxidation. | ✔ Modern&Wide Application:Best choice for a kitchen remodel and the furniture hardware, Look great against both the dark and light furniture | ✔ Easy to install: drill holes at the place where you want to install the knob according to the hole spacing, then pass through the screw from the back of the board and tighten the pull. (Each knob comes with 2 size screws). | ✔ LIFETIME Guarantee: FULL REFUND or FREE REPLACEMENT if you don't love the knobs.