30PA70 Angle Finder, 90 Degrees , Scale Increments 0 Degrees To 90 Degrees In Quadrant, Accuracy 0.5 Degrees , Base Length (In.) 3 1/2 in, Overall Height (In.) 3 in, Lens Diameter 4 in, Number of Level Vials 1, Number of Plumb Vials 0, Blue, High Impact Plastic Body, Metric Rule On 1 Edge, English Rule On The Other, with NdFeB Magnet, For Angle Identification With Plumbing, Electrical and HVAC Work