The 320° Precision Universal Protractor Goniometer is a professional angle measuring tool designed for high-accuracy inspection, machining, fabrication, and quality control. Featuring a precision vernier scale with 0.02° (2') resolution, it accurately measures internal and external angles from 0° to 320°, making it ideal for machine shops, welding, metalworking, and industrial inspection.
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Product features
Measures internal and external angles from 0° to 320°.
High precision 0.02° (2 arc minutes) resolution.
Precision vernier scale for accurate angle readings.
Suitable for machining, fabrication, welding, and inspection applications.
Ideal for layout work, tool setup, and quality control.
Durable stainless steel construction for long service life.
Smooth locking mechanism for stable measurements.
Portable design with protective storage case.
Easy-to-read engraved graduations.
Includes instruction manual and storage box.
Materials and care
Manufactured from high-quality stainless steel for corrosion resistance and durability.
Wipe clean with a soft, dry cloth after each use.
Keep measuring surfaces free of dirt, oil, and metal chips.
Store in the supplied protective case when not in use.
Avoid impacts, excessive force, and exposure to corrosive chemicals.
Apply a light protective oil during long-term storage to prevent corrosion.
Periodically verify calibration to maintain measurement accuracy.
