The Dasqua Thread Detective / Identifier is an essential tool for quickly and accurately identifying both nut and bolt thread sizes. Each gauge in the set combines a nut and bolt checker of the same size, allowing fast verification of threads without the need for multiple tools. Designed for convenience and efficiency, the gauges are securely strung on a flexible wire cable and rotate freely, making this compact set ideal for machine shops, maintenance departments, and tool cribs. Features: Dual-purpose gauges: each size features both a nut and a bolt checker on the same unit Thread sizes are permanently etched on each gauge for easy identification Individual gauges rotate freely on a wire cable, allowing fast testing and comparison Wire cable includes a loop for easy storage and hanging in workspaces Durable steel construction for repeated use without wear Compact and portable design, ideal for on-the-go professionals or shop use Specifications: Mixed Set (26pcs): Includes: Metric (12pcs) + Inch (14pcs) Metric: M12X1.75, M12X1.5, M12X1.25, M10X1.5, M10X1.25, M10X1.0, M8X1.25, M8X1.0, M7X1.0, M6X1.0, M5X0.8 and M4X0.7. Imperial: 1/2-13, 1/2-20, 7/16-20, 3/8-24, 5/16-18, 5/16-24, 1/4-20, 1/4-28, 10-24, 10-32, 8-32, and 6-32. Comes With: Precision machined thread identifier gauges (based on selected model) Flexible steel wire cable with loop for hanging Protective storage box