44PCS Thread Checker, Nut and Bolt Thread Checker, Thread Checker Kit in Standard and Metric (23 Standard & 21 Metric), Bolt Size Finder Checker Thread Gauge for Quickly Identify

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상품 특징

• Ultimate Thread Inspection Solution with 44 Precision Scales - This all-in-one Nut & Bolt Thread Checker includes 23 standard (SAE) and 21 metric (ISO) thread gauges, offering unparalleled coverage for ¼"-¾" bolts and M3-M24 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 1-12 to 6-32 (6-32 6-40...1/4-20) and metric M3-M24 (M3x0.5 to M24x3.0). Each gauge's coded handle enables instant visual size recognition in dim work environments.
• Workshop-Proven Design Features - The detachable thread gauge is suitable for most scenarios, even in narrow places. Compact carrying case fits in tool apron pockets. The triple reading display allows you to quickly identify each bolt sizer without worrying about misplacing the position.
• Precision for Critical Applications - Meets ASTM B89.1 standards for thread inspection. Ideal for: ✓ Quality control inspections, ✓ Automotive restoration, ✓ Heavy machinery maintenance.
• 24/7 expert support + 1-year worry-free warranty.

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