SAE & Metric Thread Checker Gauge Set - Nut & Bolt Fastener Sizing Tool

Never Guess Your Bolt Size Again. Tired of taking multiple trips to the hardware store because you left the bolt or nut at home? Save time, money, and frustration by quickly verifying thread sizes right in your own workshop or garage.

Key Features:

• Quick Color Identification: Red gauge for Metric sizes and Blue gauge for Standard (SAE) sizes, so you grab the right tool instantly.

• High-Contrast Lettering: Easy-to-read white sizing labels stand out against the colored background, preventing eye strain.

• Heavy-Duty Construction: Made from durable plastic resin designed to withstand the wear and tear of a busy shop.

• Covers Most Common Sizes: Includes both coarse and fine threads for the most popular nuts and bolts.

• Perfect Shop Size: At 24" wide, these gauges can be easily mounted to a wall, pegboard, or sit securely on your workbench.

Specifications:

• Dimensions: 24" (W) x 5-5/8" (H) x 4-1/4" (D)

Standard (SAE) Sizes Included: 6-32, 8-32, 10-24, 10-32, 12-24, 1/4-20, 1/4-28 Fine, 5/16-18, 5/16-24, 3/8-16, 3/8-24, 7/16-14, 7/16-20, 1/2-13, 1/2-20, 9/16-12, 9/16-18, 5/8-11, 5/8-18, 3/4-10, 3/4-16.

Metric Sizes Included: M4-0.7, M5-0.8, M6-1.0, M7-1.0, M8-1.25, M8-1.0, M10-1.5, M10-1.25, M10-1.0, M12-1.75, M12-1.5, M12-1.25, M14-2.0, M14-1.5, M16-2.0.