52PCS Thread Checker, Nut and Bolt Thread Checker, Thread Checker Kit in Standard and Metric (28 Standard & 24 Metric), Bolt Size Finder Checker Thread Gauge for Quickly Identify (52 Thread Checker)
Ultimate Thread Inspection Solution with 52 Precision Scales - This all-in-one Nut & Bolt Thread Checker includes 28 standard (SAE) and 24 metric (ISO) thread gauges, offering unparalleled coverage for 2-56 to 1"-12 bolts and M2-M20 fasteners. Engineered for professionals and serious DIYers, it's one of the most comprehensive thread verification system available today - ideal for workshop diagnostics, equipment maintenance, or gear collecting.
Military-Grade Aluminum Construction - Crafted from premium aircraft-grade aluminum alloy, each gauge features CNC-machined tolerances to ±0.0005" (0.01mm) precision. The laser-etched markings ensure permanent size identification while resisting oxidation and wear - built to last through heavy workshop use.
Complete SAE & Metric Coverage - Standard set covers critical sizes from 2-56 to 1-12 (6-32 6-40...1/4-20) and metric M2-M20 (M2x0.4 to M20x2.5). Each gauge's coded handle enables instant visual size recognition in dim work environments.
Precision for Critical Applications - Meets ASTM B89.1 standards for thread inspection. Ideal for: ✓ Quality control inspections, ✓ Automotive restoration, ✓ Heavy machinery maintenance.
Shipping takes place within 3-5 business days. If there is a problem with the shipment of the product, we will notify you via the email address you entered when ordering.
🚚 Is free shipping available?
We do not currently offer free shipping. However, this may be added at some point. We apologize.
🔧 How can I get a tracking number for my order?
If your order has been shipped, we will add the tracking number to your order and notify you via the email address you entered when ordering.
🛡️ How do I process a return or exchange?
For returns or exchanges, please contact us within 14 days of receiving the product, along with a receipt or screenshot of the purchase, and a photo of the product with the packaging or tag intact.
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