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Economical but yet full functions! This is a lightweight and compact protractor.
■Features
●A minimum reading of 10' has been  achieved at a very low price. 
●Clamp handle can be locked at any  angle.
●Center shaft is durable without  chattering.
●Ground finish comparable with  high quality model.
■Specifications 
| Measurement range | 360°(0-90° x 4) | 
| Minimum reading | 10’ | 
| Instrument error | ±10’ | 
| Body material | Stainless steel | 
| Main unit weight | 130g | 
