A miter box is used to make 45-degree cuts and 90-degree cuts in wood, often used for trim or frames. Place a piece of scrap wood in the bottom of a miter box to prevent damage with tips from aremodeling contractor in this free video on home repair and maintenance. Expert: Tim Gipson Contact: www.inhisstepsremodeling.com Bio: Tim Gipson is a home repair specialist and remodeling contractor in Franklin, Tenn. Filmmaker: Tim Brown