Starrett B824-4 - Blade Only for 8 Large Combination Squares (24 inch)
Extra-large, heavy-duty construction throughout. The square head is 8-3/8" long and the center head has 4-1/4" arms. Furnished with a 24" blade, 1-1/2" wide x 1/10" thick, with distinctive, photo-engraved graduations. Heads are cast iron and have a black wrinkle finish. 4 - 8ths, 16ths, 32nds, and 64ths graduation.