Specification Brand : XINRINTONG BulletPoint1 : 36 Nut and Bolt Sizer - Our bolt thread identifier instantly recognizes 34 different sizes, including 16 metric thread sizes (From M3 x 0.5 to M16 x 2.0) and 20 imperial threads (From #6 - 32 Coarse to 3/4 - 16 Fine) Make sure your bolt sizing tool is compatible with all standard hardware! BulletPoint2 : Masterful Craftsmanship Thread Checker - Our nut and bolt thread checkers are carefully made using CNC machining. Ensure accurate internal and external thread sizes. Quickly identify the classification of bolts and nuts. Note: Not suitable for irregular nut. BulletPoint3 : Multi-Functional Design - 1: The bolt sizer has 6 pre-set mounting holes for easy mounting on a wall or tool box; 2: The nut bolt gauge is designed with scales on both sides, 15 cm and 6 inches (Laser Etching); 3: Four non-slip feet (Removable). BulletPoint4 : Upgraded Design - Our bolt identifier board features 19 different size drill gauges. It has 6 metric (4mm - 14mm) and 13 imperial (1/16“ - 1/2”) gauges helping you measure drill bits quickly and easily. BulletPoint5 : Widely Used Tool - This bolt and nut gauge is an indispensable tool for professionals and DIY enthusiasts. Its one-piece design ensures that all parts remain safe and organized on the tool, eliminating the worry of parts being misplaced or tangled. Whether you are an auto mechanic, carpenter, welder, plumber or workshop technician, this comprehensive set of bolt size and thread gauges will be your most reliable partner. Color : Red ExternallyAssignedProductIdentifier1 : 0691054752931 ExternallyAssignedProductIdentifier2 : 691054752931 IncludedComponents : Thread Checker ItemDisplayWeight : 0.92 pounds ItemName : Thread Checker, 55 Bolt Size and Thread Gauge, Bolt Thread Identifier 20 Standard & 16 Metric, Bolt Identifier Board, Nut and Bolt Thread Checker Gauge Wall-Mountable with 19 Drill Bit Gauge ItemPackageDimensions_Height : 22.5044 centimeters ItemPackageDimensions_Length : 2.794 centimeters ItemPackageDimensions_Width : 18.5928 centimeters ItemTypeKeyword : thread-gauges Manufacturer : XINRINTONG MeasurementAccuracy : +/-0.5% ModelNumber : LMLS-1817-Red NumberOfBoxes : 1 NumberOfItems : 1 PartNumber : LMLS-1817-Red ProductDescription : Tanfel 5/16-18 UNC GO NOGO thread plug gage ASME B1.20.1-2013 NIST traceable Hardened tool steel HRC 58-63. Polished finish Certificate of Accuracy (Included) Handle (Included) Case (Included) Taperlock design Right handed Class 2B Style: Class X Thread type: UNC Measurement System: Inch Condition: NEW ProductSiteLaunchDate : 2025-02-20T08:00:00.000Z Size : 51 Thread Checker SupplierDeclaredDgHzRegulation : not_applicable SupplierDeclaredHasProductIdentifierExemption : 1 UnspscCode : 41111644