56Pcs Thread Checker, Nut and Bolt Thread Checker Standard and Metric, Thread Gauge Include 22 Inch & 22 Metric & 12 Drill Bit Sizes, Suitable for Nut Bolt Size Finder Classification.$$Tools

56 Bolt and Nut Identifier Gauge: The thread checker has 44 different sizes of threads, Each with both male and female thread , It can quickly help you identify the size of nuts and bolts, The thread gauge also includes 12 different sizes of drill bit holes, Inch and centimeter side rules, Convenient to use, Say goodbye to your guesses about the size.

Blue Plate 22 Standard Thread Sizes: 2-56 UNC, 3-48 UNC, 4-40 UNC, 6-32 UNC, 8-32 UNC, 10-24 UNC, 10-32 UNF, 12-24 UNC, 1/4-20 UNC, 1/4-28 UNF, 5/16-18 UNC, 5/16-24 UNF, 3/8-16 UNC, 3/8-24 UNF, 7/16-14 UNC, 7/16-20 UNF, 1/2-13 UNC, 1/2-20 UNF, 5/8-11UNC, 5/8-18 UNF, 3/4-10 UNC, 3/4-16 UNF.

Red Plate 22 Standard Thread Sizes: M2X0.4, M2.5X0.45, M3x0.5, M3.5X0.6, M4x0.7, M5x0.8, M6x1.0, M7x1.0, M8x1.0, M8x1.25, M10x1.0, M10x1.25, M10x1.5, M12x1.25, M12x1.5, M12x1.75, M14x1.5, M14x2.0, M16x1.5, M16x2.0, M18x2.5, M20x2.5.

Edge Ruler and 12 Sizes Drill Bit Hole: the bolt size finder has 20cm and 8-inch side ruler on both sides, Inch Drill Bit:1/8, 3/16, 1/4, 5/16, 3/8, 1/2; Metric Drill Bit: Φ4, Φ6, Φ8, Φ10,Φ12, Φ14. Excellent Materials and Workmanship: Our nut and bolt thread checker are made of aluminum alloy plates and steel studs, The surface is anodized and the size text is laser-engraved, Clear and easy to read.

The thread gauge is manufactured by CNC machining to ensure that the accuracy complies with Go & No-Go Class 2B ANSI Standard. Classified Good Tool: Our thread gauge designed three hanging hole and four anti-slip feet, You can freely choose whether to hang it or lay it flat.

Not only can it help you solve nut and bolt problems encountered in daily, It can also quickly help you sort mixed nuts and bolts, keep them organized in your toolbox to avoid losing them.