Application: Wood or Metal Doors | Brand Name: Prime-Line | Color: Gray | Commercial or Residential: Commercial | Diameter: 2-5/8 in. | Hardware included: Yes | Material: STEEL | Maximum Door Thickness: 1-3/4 in. | Mounting: Jamb Mount | Number in Package: 1 pk | Packaging Type: Carded This Defender Security 2-5/8 inch. Bore Hole Cover is made of steel and has been painted gray. It is designed to cover holes from 1/2 inch to 2-1/8 inch and fits on doors up to 1/3-4 inch thick. | Helps maintain entry security | Fits doors up to 1-3/4" thick | Covers 1/2" to 2-1/8" holes | Steel material | Gray Primer color | 2-5/8" diameter | This Defender Security 2-5/8" Bore Hole Cover is made of steel and has been painted gray. It is designed to cover holes from 1/2" to 2-1/8" and fits on doors up to 1/3-4" thick.