Fairgate L-squares are essential instruments for fashion designers, picture framers, and artists. These sturdy aluminum tools will provide a lifetime of services, yet they are lightweight and easy to handle. Precision incrementation and clear, easy to read numerals help assure consistent, accurate results. Used by fashion designers to transfer tape measurement of human figure to flat patterns. Wide range of calibrations assist in making all measurements required for wearing apparel. English and metric models available. Each arm calibrated two edges, two sides (except 50-324, calibrated outer edges only). Comparison Chart No. | Arm Lengths | Calibrations Long Arm | Calibrations Short Arm | 50-108 | 16" x 8" | Inches in 8ths, Inches in 24ths, 12ths, 6ths, 3rds, 2/3rds. Inches in 8ths on reverse. | Inches in 8ths. Inches in 32nds, 16ths, 8ths, 4ths, halves. Inches in 8ths on reverse. | 50-120 | 20" x 12" | Inches in 8ths, Inches in 24ths, 12ths, 6ths, 3rds, 2/3rds. Inches in 8ths on reverse. | Inches in 8ths. Inches in 32nds, 16ths, 8ths, 4ths, halves. Inches in 8ths on reverse. | 50-124 | 24" x 14" | Inches in 8ths. Inches in 24ths, 12ths, 6ths, 3rds, 2/3rds. Inches in 8ths on reverse. | Inches in 8ths. Inches in 32nds, 16ths, 8ths, 4ths, halves. Inches in 8ths on reverse. | 50-235 | 615mm x 355mm | Centimeters. Centimeters in 24ths, 12ths, 6ths, 3rds, 2/3rds. Centimeters in mm's on reverse. | Centimeters. Centimeters in 32nds, 16ths, 8ths, 4ths, halves. Centimeters in mm's on reverse. | 50-324 | 24" x 14" | Both arms: inches in 8ths, centimeters in mm's on reverse. | Both arms: inches in 8ths, centimeters in mm's on reverse. | |