Concrete Crack Gauge, Standard, Humboldt, Mfr#: H-2936A

Concrete Crack Gauge, Color Clear, Graduation Color Black/Red, Graduation Marks 0 mm, Graduation Units Millimeters, Highest Horizontal Measurement 20 mm, Highest Vertical Measurement Not Applicable, Includes Record Sheet, Lowest Horizontal Measurement -20 mm, Lowest Vertical Measurement Not Applicable, Material Plastic, Orientation Horizontal, Vertical, Product Type Concrete Crack Gauge, System of Measurement Metric