• Steel blade with permanently stamped graduations 1/8, 1/16, 1/32, mm • Heavy-duty cast zinc head with black, chip-resistant e-coating finish • 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 level vial • 1/32 mm • Heavy-duty cast zinc head with black chip-resistant e-coating finish • CNC machined square head for greater accuracy • Reversible head with lock bolt and steel screw • Hardened • Blade Lgth In=6