icon-account icon-glass
See The New Mathomat R300 Ruler
Ratios: 1:1,5,10,20,50.100,200,500. Length 300mm
Ratios: 1:1,5,10,20,50.100,200,500. Length 300mm
Ratios: 1:1,5,10,20,50.100,200,500. Length 300mm

92412 Ratios: 1:1,5,10,20,50.100,200,500 - Hand scale ruler, 300mm

$4.95 AUD