Technical Data:
Series: 187
Product type: Universal Bevel Protractor
Blade length: 150 mm
Graduation: 5 min (0-90-0 deg)
Accuracy: +/-5 min
Blade edge angle: 30 deg and 60 deg
Diameter: 2.56 in / 70 mm

Remark:
60 deg, 45 deg edges