Solid steel, corrosion-resistant, powder-coated finish. Protects most types of up-and-over garage door. Base plate securely bolts to the floor – no need to drill into the garage door. Suitable for use with standard disc padlocks and other conventional padlocks (lock not included). Solid steel, corrosion-resistant, powder-coated finish. Protects most types of up-and-over garage door. Base plate securely bolts to the floor – no need to drill into the garage door. Suitable for use with standard disc padlocks and other conventional padlocks (lock not included).