Specification AgeRangeDescription : All Brand : QWERTYUILLL BulletPoint1 : Thread Checker & Drill Bit Gauge: Quickly identify up to 34 different sizes of bolts & nuts, covers the most common 19 standard (from 6-32 Coarse to 3/4-10 Coarse) and 15 metric (from 4mmx0.7 to 16mmx2.0) thread sizes. There are also 8 drill bit gauges to identify the size of common bits(from 4mm to 14mm, 1/4in, 1/2in). BulletPoint2 : Friendly design: For large nuts, our thread checker widen the spacing between bolts. Four corners are rounded and the included hanging holes make it easy to hang and carry. There are non-slip pads on the back that can be unscrewed and hung to the wall. BulletPoint3 : Made of All Metal: The screws are made of stainless steel and the board is made of lightweight aluminum for long-term use. The solid back plate is up to 0.2 in/5 mm thick. BulletPoint4 : Easy to Use: The surface features clear and easy-to-read metric and imperial measurements laser-etched, and length scales (15cm and 6 inches) on both sides make it easy to quickly measure nut/drill bit lengths. BulletPoint5 : All-in-one Design: All accessories are neatly fastened to a solid aluminum plate, ensuring that you can use it quickly and orderly every time, avoiding the hassle of confusion and loss. BulletPoint6 : Note: 1. When testing nuts or bolts, please do not use excessive force to avoid damaging the threads due to incorrect. 2. Since the feet are pre-installed, if you need to hang it on the wall, please unscrew the feet first. Color : Deep Red ControlMethod : remote EarpieceShape : over-ear cups ExternallyAssignedProductIdentifier : 10726597545577 ExternallyAssignedProductIdentifier1 : 844788054486 ExternallyAssignedProductIdentifier2 : 0844788054486 ExternallyAssignedProductIdentifier3 : 00844788054486 GpsrSafetyAttestation : 1 IncludedComponents : User Manual ItemName : Thread Detective/Thread Identifier Mini Metric and SAE/Inch Set ItemPackageDimensions_Height : 8.5 inches ItemPackageDimensions_Length : 5 inches ItemPackageDimensions_Width : 1.2 inches ItemPackageQuantity : 1 ItemTypeKeyword : thread-gauges Manufacturer : Innovative Components Material : Aluminum, Steel MeasurementAccuracy : 0.1mm & 1/16in ModelNumber : 844788054486 NumberOfBoxes : 1 NumberOfItems : 1 PartNumber : TD Mini Set ProductDescription : The Thread Detective is a precise and easy-to-use thread identifier for both nuts and bolts, consisting of gliding gauges conveniently assembled onto a wire lanyard. It is especially well suited for distinguishing between similar inch and metric threads. Our unique Thread Identifiers (aka thread checkers) are available in Metric, English Standard, and a combo of Metric and English Standard. For your convenience we provide extra-long wire rope for those hard to reach places, as well as loops on each end for convenient hanging. Inch Thread Identifiers contain nut and bolt sizes of 1-64, 1-72, 2-56, 2-64, 3-48, 3-56, 4-40, 4-48, 5-40Metric Thread Identifiers contain nut and bolt sizes of M1.2x0.25, M1.6x0.35, M1.6x0.20, M1.8x0.35, M2.0x0.40, M2.0x0.40, M2.0x0.25, M2.5x0.45, M2.5x0.35, M3.0x0.50, M3.0x0.35, M3.5x0.60, M3.5x0.35. ProductSiteLaunchDate : 2016-11-11T05:49:59.963Z Size : Large SupplierDeclaredDgHzRegulation : not_applicable SupplierDeclaredHasProductIdentifierExemption : 1 UnitCount : 1 UnspscCode : 52161514