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Thread Checker StringSAE: #6 thru 1/2 in. Metric: 4 mm thru 12 mm Checks Internal & External Threads Laser-Etched Sizes Wire Rope Lanyard with Loop End Durable Gauge Dividers Sold Individually
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$35.94
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Bolt & Nut GaugeMeasures: SAE #4 to #10, 1/4 in. to 1 in., & 3 mm to 22 mm Bolt Sizes SAE #6 to #10 & 5/16 in. to 5/8 in. Nut Sizes Dimensions: 8 5/8 in. x 3 1/4 in. Includes:
- Standard & Metric Rulers & Thread Gauge
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$7.99
$6.99
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JEGS 80719
JEGS
Jumbo Thread Gauge [SAE 5/8 in.-11 thru 1 in.-12 and Metric 14 mm x 1.5 thru 24 mm x 3]
Jumbo Thread GaugeSAE 5/8 in.-11 thru 1 in.-12 Metric 14 mm x 1.5 thru 24 mm x 3 Checks Internal & External Threads Laser-Etched Markings Wire Rope Lanyard w/ Loops for Hanging Shatterproof Gauge Dividers Includes 3 3/8 in. Ruler
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$47.99
$38.69
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JEGS 80717
JEGS
Standard Thread Gauge [SAE #6-32 thru 1/2 in.-13 and Metric 4 mm x 0.7 thru 12 mm x 1.75]
Standard Thread GaugeSAE #6-32 thru 1/2 in.-13 Metric 4 mm x 0.7 thru 12 mm x 1.75 Checks Internal & External Threads Laser-Etched Markings Wire Rope Lanyard w/ Loops for Hanging Shatterproof Gauge Dividers Includes 3 3/8 in. Ruler
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$31.99
$29.39
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Ships on 07/27/26
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$102.99
Ships on 08/03/26
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Dorman HD Thread CheckerSold Individually
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$321.36
Estimated to ship direct from manufacturer on 07/28/26, pending manufacturer availability.
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