Aluminium L-SQUARE Ruler, Choose INCH OR METRIC 24" x 14" (LS-615) Inches calibrated in 32nds, 16ths, 12ths, 8ths, 6ths, 4ths, 3rds, 2/3'ds, halves. Inches in 8ths on reverse. Each arm calibrated two edges. Reverse side calibrated on 60cm x 35cm (LS-615M): Reverse side calibrated in 16ths, 12ths, 8ths, 6ths, 4ths, 3rds, 2/3'ds, shalves CHOOSE YOUR STYLE FROM DROP DOWN MENU