Combined Semi-Circular Angle Protractor

Precise Measurement: Semicircular protractor for measuring angles from 0 to 180° and straight lines. Ideal for preparing cuts, checking angles, and performing precise work in woodworking or on construction sites.
2-in-1 Design: Protractor head with a removable 200 mm ruler. Allows for quick switching between angle measurement, marking, and length control. Convenient for various tasks in the workshop or on-site.
Lightweight Aluminum: Made of rust-resistant aluminum alloy. Sturdy yet lightweight construction for easy handling. Suitable for repeated use in humid, dusty, or workshop environments.
Secure Locking: Two safety knobs allow for quick angle adjustment and securely lock the ruler. The locking mechanism helps minimize deviations when measuring and marking on different materials.
Compact Storage: The removable ruler and compact semicircular design make it easy to store in a pouch, apron, or toolbox. Its slim and lightweight profile makes it convenient to carry and keep within easy reach.