Name: Staedtler - Mars - Drafting Head
SKU: WSIM382097786
Availability: InStock

Drafting head for use with drawing boards A3 and A4.
Single handed use.
Stop and go push button for easy adjustable locking on the parallel drafting arm.
Double push button for adjustment to desired angle setting and freewheeling.
Two transparent ruler arms with double sided opposite running scales and ink studs.
Parallel guide lines serve as hatching aid.
Opposite running protractor scales.
Uninterrupted drawing of right angles possible.