Distinctions by Hillman 843229 5-Inch Die Cast Floating/Flush Mount House Number, Aged Bronze, Number 0 Clear and easy to read Made with weather-resistant zinc Hardware and mounting instructions included Tools needed: Drill and drill bits, clear silicone caulk, small adjustable wrench, center punch and hammer, razor knife Tip: hand tighten the screws onto the number, pre-drill your installation hole