Flexco Wendover 0.688 in T x 2 in W x 78 in L Solid Wood Threshold Workshop Dust Collection They are impact rated and 1000711670 They are impact rated and work with both impact drivers and standard drills energy efficiency and lasting protection An internal 12 in solid wood lock block and a hidden reinforced steel plate in the door frame improve security and resistance against forced entry Every door is filled with a fully insulted core to provide a protective barrier from heat and cold and exceptional insulation from outside noise Steel doors are the easy to care for low maintenance entry door option or vinyl flooring dark brown hue seamlessly marries functionality and aesthetic appeal