4-Way Vernier Caliper, Range 0 in to 6 in, 0 mm to 150 mm, Graduations 0.1 mm, Caliper Material Plastic, Dimension Type Inch/Metric, Graduations - Lower Scale 0.005 in, Graduations - Upper Scale 0.1 mm, Jaw Actuation Type Thumb Wheel, Jaw Depth 1 1/2 in, Maximum Measurement - Decimal Inch 6 in, Maximum Measurement - Fractional Inch 6 in, Maximum Measurement - mm 150 mm, Measurements 4-Way, Measures Depth Yes, Measures Inside Dimension Yes, Measures Outside Dimension Yes, Measures Step Yes