GemRed Digital Angle Meter Protractor Measuring Instrument Fast Reading Digital Protractor Angle Gauge Angle Ruler Length Measurement Aluminum Angle

Versatile: Can be used for woodworking, saw angle adjustment, vehicle maintenance and repair, construction, drawing, machining, DIY and crafting, etc. Ruler size: 200mm (iron alloy). Measurement range: Angle: 0~999°. Length: 0-399mm. Display unit: 0.1°. Accuracy: ±0.3°. Any angle can be set to 0° and the angle can be measured from that position. At the same time, there is also a function to assist in drawing straight lines.