Home30cm Triangular Scale Rule£5.99Price 3 colour coded sides Red: 1:100, 1:200, 1:5, 1:50 Blue: 1:2, 1:20, 1:10, 1:1 Green: 1:1250, 1:2500, 1:500, 1:1000QuantityAdd to Cart
30cm Triangular Scale Rule£5.99Price 3 colour coded sides Red: 1:100, 1:200, 1:5, 1:50 Blue: 1:2, 1:20, 1:10, 1:1 Green: 1:1250, 1:2500, 1:500, 1:1000QuantityAdd to Cart