Hillman Horizontal Bolt and Nut Gauge Thread Checker Inch and Metric

Hillman horizontal bolts and nut gauges help you quickly determine the size of the most common bolts and nuts in a compact and easy-to-use inspection center. This will definitely tell you the size of the bolt or nut you have. No need to guess anymore! Bolt and nut gauges, also known as thread checkers or thread markers, are a must for any shop, workshop, or manufacturing facility.

Features:

• The Gauge has 26 female threaded holes (12 metric and 14 standards) for checking bolts or screws
• 26 male threaded studs (12 metric and 14 standards) to identify nut sizes.
• The bottom edge includes both a metric and standard (fractional) scale for checking diameter & length.  
• It is made from a 19-inch long by 3-1/2-inch wide by a 1/4-inch thick anodized aluminum plate.  
• It includes a pair of angle brackets and is pre-drilled for easy installation on a workbench or wall.

Specifications:

• Standard / Inch: 6-32, 8-32, 10-24, 10-32, 1/4-20, 1/4-28, 5/16-18, 5/16-24, 3/8-16, 3/8-24, 7/16-14, 7/16-20, 1/2-13, 1/2-20
• Metric: M4x0.7, M5x0.8, M6x1.0, M7x1.0, M8x1.0, M8x1.25, M10x1.0, M10x1.25, M10x1.5, M12x1.25, M12x1.5, M12x1.75

Package Includes:

• 1 x Bolt and Nut Gauge Thread Checker