Product Info Catalog Tools Hand Levels & Measuring Combination Square, Zinc, 16-In. Combination Square, Zinc, 16-In. Request a Quote UPC: 49448420360 SKU: 503914 Model Number: 420EM 16" zinc combination square, cast zinc head with computer machined gauging edges for greater accuracy, acrylic yellow barrel vial, hardened, removable scriber, steel blade with protective anti rust coating is permanently stamped in 1/8", 1/32" & metric graduations. Steel blade w/permanently stamped graduations Graduations of 1/8", 1/16" & mm Cast zinc head w/black chip-resistant e-coating CNC machined square head for greater accuracy Reversible head w/lock bolt & steel screw Hardened, screw-in scriber won't fall out Durable acrylic vial × Request a Quote Quantity of to request Add Product to your quote