Magnetic Base Protractor - High Precision Angle Measuring Tool for Metalworking, Woodworking & DIY Projects | Perfect for Engineers, Welders & Craftsmen

Ideal for determination of angles on shapers, milling machines and grinders. Also used for leveling and finding centers of squares and round stock.

• Protractor features an extremely sensitive, sealed, mercury balanced needle.
• Powerful magnetic V-base contains Alnico magnets and is precision ground.
• V-base exerts magnetic pull in the "V" and also across the bottom surface of the two legs, enabling instant and firm attachment to any ferrous surface, round or flat.
• Gives immediate reading of angles through 360° and is accurate within 3 minutes of a degree.
• Height of 5 1/4", width is 5" and depth 1".