This machinist square utilizes a 12" (30.5 cm) hardened and tempered blade and a centering head to locate the center of round workpieces. The blade contains graduations in 8ths, 16ths, 32nds, and 64ths to support detailed layout and measurement tasks. Weighing 2 lbs (0.9 kg), it provides the physical stability required for shop floor inspections.

This machinist square utilizes a 12" (30.5 cm) hardened and tempered blade and a centering head to locate the center of round workpieces. The blade contains graduations in 8ths, 16ths, 32nds, and 64ths to support detailed layout and measurement tasks. Weighing 2 lbs (0.9 kg), it provides the physical stability required for shop floor inspections.