Dial Protractor

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DP-501*ยกเลิการผลิต Discontinued Item.
Dial_Protractor_49f2aac672883.jpgDial_Protractor_49f2aac672883.jpg
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Description

Measured angles

are indicated on the dial, so that reading is quite easy,

Us

ing the Dial Protractor, you can measure internal angles, external

ang

les, acute angles and obtuse angles. With the mavable part locked,

the

protractor is set for a desired angle.

Therefore

you can get plus and minus readings with the set angle as

poi

nt O.

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