Description
Excellent for sizing bolts, screws, nuts (USS, SAE, and Metric) and twist drills
Size bolt diameter by pushing bolt through sizing holes
Gauges hex nuts and washers (USS, SAE)
Gauges metric hex nuts and washers by holding under metric holes
Measure US and Metric thread pitch
Special notch gauges flat headed metal and wood screws
Ruler marked with inches and millimeters for worldwide use
Resists water, alcohol, oil, and grease
Reliable and Accurate
Sturdy and Lightweight Plastic
Fits in Shirt Pocket (8-5/8″ x 3-1/4″ or 217mm x 82mm)
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