Digital angle rule 500mm

1000mm rule digital angle rule that calculates angles quickly and accurately and is ideal for woodworking, construction and machining. Digital display for angles. Stainless steel rule with metric/imperial scale, scale length 500mm and 18-1/2 inch. Measuring range from 000.0 deg to 360.0 deg, with accuracy of 0.3 deg. Rule locking function. Easy operation with two press buttons. Auto-shut off in 6 minutes.