Description: 45 Degree 90 Degree Accurate Woodworking Square Angle Rule. Woodworking protractorlayout measuring tool. Made of aluminum alloy, strong and durable. A must have protractor ruler for engineer carpenters. With clear scale and printed, for accurate measuring and easy reading. Size Chart: approx. 112x79x85mm/4.41x3.11x3.35inch Package Includes: 1 Piece 45 Degree 90 Degree Square Angle Ruler