6"" x 6"" x 2"" Granite check block with 1"" dial indicator * Easy to read 2-1/4"" (2-3/8"" overall) white face with black markings * 0-1" Range dial indicator; Graduations: 001"" per line, 0.1"" per revolution * Base size: 6""L x 6""W x 2""H; Unit Overall dimension: 6""L x 6""L x 10""L * Flatness: .0005"; Column Length: 10"; Bar Diameter: .934"