Measurement: Top Diameter 1-1/4"(32mm) ; Base Diameter: 1/2" (12.7mm); Projection: 1"(25mm). The heavy circular cabinet knob constructs sturdy 365-Day Evaluation: We believe you'll value these cabinet pulls. Use them for a full year, and if they don't meet your needs, we're here to assist Easy Installation: There are two sizes of screw length and a tiny screwdriver. Everything you need to install knobs come in with the cabinet pulls? making the installation easy Simple Design: The dresser knobs are designed in soft and clean lines, bringing a modern and warm feel. The round knob fit for kitchen cabinet door and drawer, cabinetry of bathroom and laundry room Sturdy Material: The cabinet pulls constructed by zinc alloy, plated by matte black finish, makes the cabinet door knobs anti-rust and anti-corrosion, ensuring years of durability and longevity