Specification Brand : lvifloae BulletPoint1 : FLEXIBLE AND DETACHABLE: Imperial and metric thread checkers are designed with detachable loops at both ends that you can open or close for use anywhere, providing more possibilities for space utilization. You can also select individual or parts to use, or take out common parts and use them in a single wire loop BulletPoint2 : MULTIPLE SIZES: The nut and bolt thread checker come with 44 male female gauges, including 23 imperial and 21 metric sizes, to suit all your nut and bolt inspection needs. The thread size is permanently printed on each gauge, easy to identify the correct size for your project BulletPoint3 : ROBUST STAINLESS STEEL CONSTRUCTION: The thread detector kit is made of robust stainless steel that can withstand frequent use and last for years. The stable construction ensure that each instrument is robust and , making it a must have tool for any workshop or craft enthusiast BulletPoint4 : 21 METRIC SIZE PART NUMBERS: M3‑0.5, M4‑0.7, M5‑0.8, M6‑1.0, M7‑1.0, M8‑1.0, M8‑1.25, M10‑1.0, M10‑1.25, M10‑1.5, M12‑1.25, M12‑1.5, M14‑1.5, M14‑2.0, 16‑1.5, 16‑2.0, M20‑1.5, M20‑2.5, M24‑2.0, M24‑3.0 BulletPoint5 : 23 IMPERIAL SIZE PART NUMBERS: 6‑32, 6‑40, 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, 9/16‑12, 9/16‑18, 5/8‑11, 5/8‑18, 3/4‑10, 3/4‑16, 1‑8, 1‑12 ItemName : lvifloae Bolt Size Thread Measuring Kit 44 Male Female Nut Measuring Size Checker 23 Inch 21 Metric Removable Identifiers for Dimensional Inspection in Complex and Confined Areas ItemPackageDimensions_Height : 5 centimeters ItemPackageDimensions_Length : 20 centimeters ItemPackageDimensions_Width : 20 centimeters ItemTypeKeyword : thread-gauges Manufacturer : lvifloae ModelNumber : lvifloaewbom57g4dx NumberOfItems : 1 PartNumber : lvifloaewbom57g4dx ProductDescription : Item Type: Bolt Size Thread Gauge Specification: 44Pcs set 23 Imperial: 6-32, 6-40, 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, 9/16-12, 9/16-18, 5/8-11, 5/8-18, 3/4-10, 3/4-16, 1-8, 1-12 21 Metric: M3-0.5, M4-0.7, M5-0.8, M6-1.0, M7-1.0, M8-1.0, M8-1.25, M10-1.0, M10-1.25, M10-1.5, M12-1.25, M12-1.5, M14-1.5, M14-2.0, 16-1.5, 16-2.0, M20-1.5, M20-2.5, M24-2.0, M24-3.0