JLT1007 Features: * Cast iron combo square * Steel blade with permanently stamped graduations * Steel blade has a rust-preventative coating for long life * CNC machined square head for greater accuracy * Reversible head with lock bolt and steel screw * Hardened, screw-in scriber won"t fall out * Durable acrylic vial * Graduations in 0.13"", 0.06"", 0.03"" Color/Finish: * Heavy duty cast iron head with black, chip-resistant e-coating finish Dimensions: * Dimensions: 13.75"" H x 5.44"" W x 0.63"" D