Description
Metric and Standard Thread Checker, Thread Pitch Gauge and Drill Gauge Measuring Tools
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Know the bolt in seconds: this thread checker confirms the type of bolt or nut in just 2-3 seconds
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Metric or standard, sorted: the metric and standard thread checker covers 15 metric and 19 standard thread sizes
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Match the drill, not a guess: 8 drill gauges on the same thread pitch gauge help you identify drills
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Numbers that stay readable: the anodized surface of the aluminum alloy 6061 plate prevents rust and corrosion
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Out of the way when idle: two holes on top let you hang the pitch gauge on the wall and save space
Working out the size of a loose nut, bolt or drill by trial and error eats time. This thread checker for nuts and bolts is dimensionally accurate, so you can quickly identify threads, nuts, screws and drills, and it takes just 2-3 seconds to confirm the type of bolt or nut. The 0.2 in (0.6cm) thickened aluminum alloy plate is sturdy and durable, and the anodized surface prevents rust and corrosion.

As a nut and bolt thread checker and thread gauge in one 9.8*7.9 in (25*20cm) plate, it identifies 34 thread sizes, 15 metric and 19 standard, and adds 8 drill gauges for a total of 42, with imperial and centimetre rulers. Used as a bolt gauge or a drill bit gauge, it keeps every size in one place.
Why choose Fewpe
Thread Checker Plate
| Feature |
Fewpe |
Others |
| Confirms a bolt or nut in 2-3 seconds |
✓ |
Slower |
| Covers metric and standard thread sizes |
✓ |
Varies |
| Eight drill gauges on the same plate |
✓ |
Separate set |
| Anodized aluminum plate resists rust |
✓ |
Varies |
| Two holes to hang it on the wall |
✓ |
✕ |
| 30-day easy returns |
✓ |
Varies |
Key Features
This identifier plate packs these checks into one board:
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42 Bolt and Nut Identifier Gauge: Quickly identifies 34 different bolt sizes and thread gauges on this 9.8*7.9 in (25*20cm) nut and bolt thread checker for standard and metric sizes, including 15 metric sizes (M4 x 0.7 to M16 x 2.0) and 19 standard sizes (6 -32 coarse to 3/4-16 fine), plus 8 drill gauges with imperial and centimetre rulers, and the 0.2 in (0.6cm) thickened aluminum alloy plate adds sturdiness and durability.
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Excellent Quality-Durability: Aluminum alloy 6061 forms the body of this bolt size and thread gauge, and its anodized surface prevents rust and corrosion, so the nut and bolt thread checker for standard and metric sizes, thread size checker and bolt identifier board keeps its finish.
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Easy to Use and Carry: Two holes on top let you hang the thread gauge on the wall to save space, and the dimensionally accurate thread checker for standard and metric sizes helps you quickly identify threads, nuts, screws and drills in just 2-3 seconds, saving time.

Specifications
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Metric thread sizes (15): 4mm x 0.7, 5mm x 0.8, 6mm x1.0, 7mm x 1.0, 8mm x 1.0, 8mm x 1.25, 10mm x 1.0, 10mm x1.25, 10mm x 1.5, 12mm x 1.25, 12mm x 1.5, 12mm x 1.75, 14mm x 1.5, 14mm x 2.0, 16mm x 2.0
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Standard thread sizes (19): 6-32 Coarse, 8-32 Coarse, 10-24 Coarse, 10-32 Fine, 12-24 Coarse, 1/4-20 Coarse, 1/4-28 Fine, 5/16-18 Coarse, 5/16-24 Fine, 3/8-16 Coarse, 3/8-24 Fine, 7/16-14 Coarse, 7/16-20 Fine, 1/2-13 Coarse, 1/2-20 Fine, 5/8-11 Coarse, 3/4-16 Fine, 5/8-18 Fine, 3/4-10 Coarse
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Drill gauges (8): Φ4, Φ6, Φ8, Φ10, Φ12, Φ14, Φ1/4, Φ1/2
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Size: 9.8*7.9 in (25*20cm)
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Material: Aluminum alloy 6061, anodized surface
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Plate thickness: 0.2 in (0.6cm)
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Total thread sizes identified: 34
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Rulers: Imperial and centimetre
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Identification time: 2-3 seconds
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Hanging holes: 2

Package Includes:
- 1 x Metric and Standard Thread Checker
Right for you if
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✓You sort loose nuts and bolts by size — it confirms the type of bolt or nut in 2-3 seconds
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✓You work with metric and standard hardware — it covers 15 metric and 19 standard thread sizes
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✓You also need to identify drills — eight drill gauges sit on the same plate
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✓You are short of space — two holes on top let you hang it on the wall
If two or more of these sound like you, this is the one.
FAQs
Q: How many sizes does it identify?
A: It identifies 34 different thread sizes, 15 metric and 19 standard, plus 8 drill gauges.
Q: How fast is it?
A: It takes just 2-3 seconds to confirm the type of bolt or nut.
Q: What is it made of?
A: Aluminum alloy 6061 with an anodized surface that prevents rust and corrosion, on a 0.2 in (0.6cm) thick plate.
Q: How big is it, and can I hang it?
A: It measures 9.8*7.9 in (25*20cm) and has two holes on top, so you can hang it on the wall.
Q: Which thread ranges does it cover?
A: Metric sizes run from M4 x 0.7 to M16 x 2.0, and standard sizes from 6-32 Coarse to 3/4-16 Fine.