No.1 Verulam 300mm oval scale ruler with mechanical engineering scales:
Made from white ABS plastic
Scales: side 1 – 1:1 & 1:2 side 2 – 1:5 & 1:10
The overall dimensions of the ruler are 327mm x 35mm and the scales go up to 300mm
Manufactured in the UK for accuracy
Supplied in a re-usable clear plastic sleeve.