Isomars

This set includes: An A2 laminated wooden drawing board with parallel motion ruler and and angled support; A 10" adjustable set square; A 6" protra...

Technical compass set containing: spare needle, spare leads, sharpener, side compass and bow pen.

Scales include 1:10, 1:20, 1:25, 1:50, 1:75, 1:100, 1:125, 1:200, 1:250, 1:500, 1:750, 1:1250