Specification Brand : OUCRIY BulletPoint1 : Specification: There is a nut and srewbolt thread checker for each size in the same gauge, 26 male and female gauges, 14 inch and 12 metric gauges. BulletPoint2 : Easy to Assemble: Each individual gauge features a male threaded stud on one end and a female threaded hole on the other. Conveniently assembled onto a wire loop, it's the portable solution! BulletPoint3 : Accurate: Upgraded double sided printing size. The Inch and metric thread checker is an accurate and easy to use thread identifier for both nuts and srewbolts. The thread checker is especially well suited for distinguishing between similar inch and metric threads. BulletPoint4 : Material: Made of premium zinc material, this thread identification tool is , rustproof and has a long service life. It is a practical construction tool for workers. BulletPoint5 : 26 Sizes: Silver includes 14 inch size part numbers: 6‑32, 8‑32, 10‑24, 10‑32, 1/4‑20, 1/4‑28, 5/16‑18, 5/16‑24, 3/8‑16, 3/8‑24, 7/16‑14, 7/16‑20, 1/2‑13, 1/2‑20. Black includes 12 metric sizes part numbers: M4x0.7, M5x0.8, M6x1.0, M7x1.0, M8x1.0, M8x1.25, M10x1.0, M10x1.25, M10x1.5, M12x1.25, M12x1.5, M12x1.75. Color : Green ExternallyAssignedProductIdentifier1 : 0769902981052 ExternallyAssignedProductIdentifier2 : 769902981052 FitType : Universal IncludedComponents : No ItemDisplayWeight : 0.13 pounds ItemName : Nuts Screwbolts Thread Checker 26 Male Female Thread Identification Tool with 14 Inch and 12 Metric Gauges ItemPackageDimensions_Height : 2 centimeters ItemPackageDimensions_Length : 15 centimeters ItemPackageDimensions_Width : 15 centimeters ItemPackageQuantity : 4 ItemTypeKeyword : thread-gauges Manufacturer : OUCRIY Material : metal ModelName : OUCRIY2d7gzfxavy ModelNumber : OUCRIY2d7gzfxavy NumberOfItems : 4 NumberOfLithiumMetalCells : 1 NumberOfPieces : 4 PackageLevel : unit PartNumber : OUCRIY2d7gzfxavy PowerSourceType : hand_powered ProductDescription : 1. Accurate: Upgraded double sided printing size. The Inch and metric thread checker is an accurate and easy to use thread identifier for both nuts and srewbolts. The thread checker is especially well suited for distinguishing between similar inch and metric threads. 2. Easy to Assemble: Each individual gauge features a male threaded stud on one end and a female threaded hole on the other. Conveniently assembled onto a wire loop, it's the portable solution! 3. Specification: There is a nut and srewbolt thread checker for each size in the same gauge, 26 male and female gauges, 14 inch and 12 metric gauges. 4. 26 Sizes: Silver includes 14 inch size part numbers: 6‑32, 8‑32, 10‑24, 10‑32, 1/4‑20, 1/4‑28, 5/16‑18, 5/16‑24, 3/8‑16, 3/8‑24, 7/16‑14, 7/16‑20, 1/2‑13, 1/2‑20. Black includes 12 metric sizes part numbers: M4x0.7, M5x0.8, M6x1.0, M7x1.0, M8x1.0, M8x1.25, M10x1.0, M10x1.25, M10x1.5, M12x1.25, M12x1.5, M12x1.75. 5. Material: Made of premium zinc material, this thread identification tool is , rustproof and has a long service life. It is a practical construction tool for workers.