51 Nut and Bolt Thread Checker, Bolt Size Finder, Bolt Size and Thread 24 Standard & 27 Metric, Wall-Mount Screw Size Chart Identifier Tool with Inch & CM Ruler Standard & Metric Gauge

★★★★★ 4.7 123 reviews

$59.99
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$59.99
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Product details

Management number 210919320 Release Date 2026/04/04 List Price $24.00 Model Number 210919320
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  • Precision Thread Verification: Our nut and bolt thread checker set is precision CNC-machined from durable 6061 aluminum alloy and features a rust-resistant anodized finish. The thread pitch gauge strictly complies with Go/No-Go Class 2B ANSI standards, ensuring guaranteed accuracy for both internal and external threads—eliminate mismatched fasteners with confidence.
  • Comprehensive Thread Identification: Our thread gauge sae and metric identifies 51 thread sizes, including 24 metric (M2x0.4 Coarse to M24x3.0 Coarse) and 27 Standard (2-56 Coarse to 1-8 Coarse), through CNC-machined measuring slots. The bolt and nut identifier gauge features dual-sided rulers (25 cm / 10 in) for instant length measurement. Precision-engineered for combined pitch identification and direct measurement capabilities.
  • 24 Metric Thread Sizes: 2mmx0.4 Coarse - 2.5mmx0.45 Coarse - 3mmx0.5 Coarse - 4mmx0.7 Coarse - 5mmx0.8 Coarse - 6mmx1.0 Coarse- -7mmx1.0 Coarse - 8mmx1.0 Fine - 8mmx1.25 Coarse - 10mmx1.0 Extra Fine - 10mmx1.25 Fine - 10mmx1.5 Coarse - 12mmx1.0 Fine - 12mmx1.25 Extra Fine - 12mmx15 Fine - 12mmx1.75 Coarse - 14mmx1.5 Fine - 14mmx2.0 Coarse - 16mmx1.5 Fine - 16mmx2.0 Coarse - 20mmx1.5 Fine - 20mmx2.5 Coarse - 24mmx2.0 Fine - 24mmx3.0 Coarse
  • 27 Standard Thread Sizes: 2-56 Coarse, 4-40 Coarse, 6-32 Coarse, 6-40 Fine, 8-32 Coarse, 8-36 Fine, 10-24 Coarse, 10-32 Fine, 12-24 Coarse, 1/4-20 Coarse, 1/4-28 Fine, 5/16-24 Fine, 5/16-18 Coarse, 3/8-24 Fine, 3/8-16 Coarse, 7/16-14 Coarse, 7/16-20 Fine, 1/2-20 Fine, 1/2-13 Coarse, 9/16-18 Fine, 9/16-12 Coarse, 5/8-18 Fine, 5/8-11 Coarse, 3/4-16 Fine, 3/4-10 Coarse, 1-12 Fine, 1-8 Coarse
  • Easy to Use: Our thread checker standard and metric matches fasteners to their corresponding laser-etched slots for instant thread measurement. with easy-to-read markings and intuitive design, our thread board ensures accurate, effortless thread identification—even for first-time users. These two pieces large thread gauges include many thread models for combo machine screws, as well as thread models such as 3/8 "-16 and 7/16" -14 that match 4l60e bellhousing bolts.
  • Multiple Mount Ways: Our screw size chart combines a wall-mount hole and four non-slip silicone feet for secure placement in both vertical and horizontal orientations. Our bolt and nut sizer remains stable during thread checks, whether hung or surface-mounted.
Item Weight 4.44 pounds
Manufacturer Everkeen
Item model number Thread Checker
Package Dimensions 14.8 x 7.87 x 2.44 inches

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