Dasqua 180 Degree Digital Angle Gage With Flip-Out Display ~ Reading is 0.1 degrees. ~ Accuracy is +/- 0.1 degrees. ~ Repeatability is +/- 0.1 degrees. ~ Size is 2.2″ x 2.3″ x 1.3″. ~ Ultra-precise magnetic gauge sets the angle of saw blades, jointer fences, bandsaw tables and drill press tables. ~ Measures both the absolute level and relative bevel with readings that are always visible. ~ V-groove in the base for round objects like pipe and drill bits.