Features and Benefits:•Frame is 8 in. x 12 in.•Frame is 1/16 in. thick•Finish includes a durable protective epoxy•Epoxy finish helps to prevent rustingThe Empire 100 steel carpenter square is 8 in. x 12 in. And made of durable 1/16 in. steel. It features a durable protective epoxy to prevent rust from jobsite conditions. Markings are permanently stamped at 1/8 in. graduations.