1. The knob design is ergonomic, surface adopts solid die casting, long-lasting new, smooth surface, no fading, excellent workmanship. 2.The installation base made of quality metal which is anti-corrosion and anti-rust. The base adopt the widen design which is more stable. 3. We provide mounting screws for easy installation, which can be according to the thickness of the different boards. If the screws are not suitable, please prepare your own screws. 4. Our vintage quality knobs can be used on dresser drawers, kitchen cabinets, and bathroom cabinets. Our decorative knobs will make any furniture look more elegant. 5. These knobs are easy to install. It is chic, practical, and economical, the small drawer knobs have recently been popular for decoration. 6. The beautiful door knobs are suitable for the door of the drawer, chest of draws, dresser, cabinet, cupboard, wardrobe, etc. Great gift for new home decoration, furniture renovation and so on. Installation Steps: 1. Determine the installation location 2. Drilling a 0.16"(M4) diameter hole for screws 3. Fasten the knob handle with the screws 4. Install finished