Mars 660 - Drafting Head
SKU: staedtler 660 20
MPN: 660 20
Single product. For use with the drawing boards 661 A3 and A4, Single-handed use, Stop/Go push-button for easy setting at desired angle and freewheeling, Two transparent rulers with double sided, opposite-running scales, Parallel guide lines serve as hatching aid, Opposite-running protractor scales from 0 – 90° with additional marks at 7° and 42° for dimetric projection, Automatic settings at 1° interval, Uninterrupted drawing of right angles possible
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