Vemco Drafting Products Corporation
Quality Drawing Equipment Since 1939

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Protractor Heads


Model 512


Model 612

Civil Engineer Head

not available

optional

Size (Diameter)

4 inches

6 inches, CE: 5 inches

Finish

clear anodize with black graduations

clear anodize with black graduations

Loss of Board Coverage,  Left Side

6 inches

7 inches, CE: 6 inches

Full View

no

yes

Right-Reading

yes

yes

Divided to Single Degrees

yes

yes

Double Pivot

yes

yes

Vernier

5 minute, single-spaced

5 minute, double spaced.
(1 minute, single-spaced on CE head)

0-90 deg. in Quadrants

yes

yes,  (0-360 deg. on CE head)

Type of Indexing

thumb button

central index button. (not on CE head)

Micrometer for Baseline

no

yes

Secondary Baseline

yes

yes (not on CE head)

Head-Lifter

no

yes (not on CE head)

 

Designed and produced by Robert F. Miller.
Copyright © 2001 Vemco Drafting Products Corporation. All rights reserved.
Information in this document is subject to change without notice.
Other products and companies referred to herein are trademarks or registered trademarks of their respective companies or mark holders.

Date last modified: 07/30/05