8"X12" STEEL CARPENTER SQUARE #100 | Framing squares are an essential part of any carpenter's measurement tools and equipment. Whether you are framing rafters, laying out stair stringers or just need a quick 90 deg angle measurement, EMPIRE is committed to delivering the most refined, accurate and easy-to-use carpenter's square. Our TRUE BLUE framing squares deliver on our commitment and legacy of providing quality measurement solutions while our other squares deliver a full line of solutions to meet any framing needs. Framing squares had remained much unchanged since the early 1900's, until 2015 when we introduced laser etched technology providing the best visibility and durability. EMPIRE has continued to innovate with ARC-SCRIBE, the ideal solution for marking arcs when adding an arch to a hallway, installing windows with arches, marking through holes for larger mechanical piping or building a template for a brick arches.