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Nut Bolt Size Thread Gauge Tool with Storage Box

Nut Bolt Size Thread Gauge Tool with Storage Box

$36.80 USD
$36.80 USD
Sale Sold out

44Pcs Nut & Bolt Thread Checker Set, SAE & Metric Thread Gauge Kit with Portable Storage Case

🔩 Dual Head Male & Female Thread Identifier for Auto Repair & Garage Workshop

High Strength Steel Size Gauge for Mixed Fastener Inventory

Why You’ll Love It

44 Complete Sizes SAE + Metric Combo

23 inch UNC/UNF + 21 metric M3-M24 covers all common fasteners for auto & machinery.

Dual Head Male & Female Design

One end tests bolt external thread, the other for nut internal thread, single gauge dual use.

Hardened Precision Steel Construction

CNC machined thread resists wear, no slip teeth after heavy workshop use.

Color-Coded Double-Sided Laser Mark

Blue for inch, red for metric; permanent engraving readable in dim garages.

Single Detachable Gauge for Narrow Spaces

Take out individual piece to test hard-to-reach leftover bolts on equipment.

Custom EVA Portable Storage Case

Individual slots organize all gauges neatly, compact to carry on service trips.

Product Specifications

  • Total Quantity: 44 Thread Checkers
  • SAE Sizes: 23pcs (#6 to 1 inch UNC/UNF)
  • Metric Sizes: 21pcs (M3 to M24)
  • Material: High Hardness Carbon Steel
  • Structure: Dual Head Male / Female Thread Gauge
  • Marking: Double-Sided Laser Etched, Color Coded
  • Storage: Integrated EVA Foam Carry Case
  • Net Weight: Approx 0.78 KG

Perfect For

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Auto & Motorcycle Repair

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Garage DIY Projects

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Machinery Maintenance

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Hardware Inventory Check

Frequently Asked Questions

Q1 Can I test both bolts and nuts with one gauge?

A Yes, dual-head design supports external bolt thread and internal nut thread testing.

Q2 Does this set cover both metric and inch fasteners?

A 21 metric + 23 inch sizes cover most daily & industrial fasteners.

Q3 Will the thread wear out after frequent use?

Hardened steel thread offers long service life without deformation.

Q4 Can I take single gauge out for narrow equipment?

All gauges are detachable for hard-to-reach inspection points.

Q5 How to maintain the thread gauges?

Clean grit & grease before use, wipe dry and store away from moisture.

Shop With Confidence

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30-Day Hassle-Free Returns

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