Welding Gage, Display Units of Measure Degree, Inch, Millimeter, Measurement Functions 45 Degrees Angle, Angle of Preparation, Crown Height, Fillet Weld Leg Height, Fillet Weld Throat Size, Length, Misalignment (high-low), Undercut Depth, Unit of Measure Increments 1 mm, 1/16 in, Angle (Minimum) 5 Degrees , Features Adjustable Scale to Compensate Pointer Wear, Fillet Weld Range (Maximum) 20 mm, Fillet Weld Range (Minimum) 0 mm, Overall Length 100 mm, Overall Width 69 mm