Features ACCURATE SCALE: The laser engraved scale not only enables clear and convenient reading, but also guarantees high accuracy in measurement. SIMPLE OPERATION: The internal O ring mechanism rotates during operation to ensure smooth inner and outer corners, very simple to operate. BUBBLE LEVEL: Equipped with bubble level, this miter saw protractor promises more measurement and positioning accuracy in your woodworking. ABS MATERIAL: The angle finder made of premium ABS material is not easy to deform, wear resistant and rustproof, durable for long use. APPLICABLE SCENARIOS: Suits perfectly for trimming, hemming and other various woodworking applications, very flexible and practical to use. Specification: Item Type: Miter Saw Protractor Material: ABS Package List:1 x Miter Saw Protractor 2 x Scribing Needle Package List 1 x Miter Saw Protractor 2 x Scribing Needle