4-Way Vernier Caliper, Range 0 in to 6 in, 0 mm to 150 mm, Graduations 1/128 in, Accuracy +/-0.03 mm, Caliper Material Stainless Steel, Dimension Type Fractional Inch/Metric, Graduations - Lower Scale 1/128 in, Graduations - Upper Scale 1/128 in, Jaw Actuation Type Thumb Wheel, Jaw Depth 1 37/64 in, Maximum Measurement - Decimal Inch 6 in, Maximum Measurement - Fractional Inch 6 in, Maximum Measurement - mm 152 mm, Measurements 4-Way, Measures Depth Yes, Measures Inside Dimension Yes