Product Scale Product Scale 1:30 (1) 1:50 (1) 1 to 10 (4) 1 to 12 (2) 1 to 144 (1) 1 to 15 (3) 1 to 16 (2) 1 to 20 (6) 1 to 200 (12) 1 to 25 (4) 1 to 28 (1) 1 to 30 (2) 1 to 32 (7) 1 to 33 (2) 1 to 35 (1) 1 to 43 (1) 1 to 45 (1) 1 to 48 (6) 1 to 50 (3) 1 to 60 (2) 1 to 75 (2) 1 to 90 (1) 1:33 (1)