The Welding Protractor can be used manually or with a magnetic base, this is an easy-to-use tool for pipe fitters, welders, jig builders, or any industry worker determining accurate angles. The piece is equipped with a 5/8” by 10” tapered arm to complete the findings of angles and/or desired bends, whilst it can also determine any portions of elbows. The unit features a locking level which is built to set and hold the tool at the operator’s preferred angle. Comes with a 25lbs pull magnetic base to hold the protractor frame in position.