Two bolt gauges, one red and one blue, on a white background
Two bolt gauges, one red and one blue, on a white background Blue inch bolt gauge on a white background Red metric bolt gauge on a white background

BoltSizeIt Bin Mount Bolt Gauge Set
(Inch/Metric)

$99.99

Chaos in the fastener bin is a thing of the past. The BoltSizeIt Bin Mount Bolt Gauge Set (often referred to as a Check-A-Thread set) is the comprehensive solution for sorting, sizing, and organizing your workshop inventory.
Complete Fastener Identification This tool is designed to be the central reference point for your shop. Whether you are restocking bins or verifying a loose part, this bolt size identifier handles it all:
Thread Pitch Integrated thread pitch gauge ridges allow you to measure US and Metric pitch quickly.
Bolt Sizing Simply screw the bolt into the sizing holes to identify diameter and thread pitch instantly.
Nut & Washer Gauging Features dedicated studs for sizing Nuts and Washers in both Inch and Metric.
Specialty Screw Gauge Includes a dedicated gauge for smaller sizing Sheet Metal Screws from #4 through 1/4".
Wide Range Measure Nuts and Bolts from No. 6 to 3/4" & 4MM to 16mm with Extra Fine to Coarse Threads.
Workshop Ready Durability Designed for the real world, this gauge is molded from sturdy, lightweight plastic that is chemically treated to resist water, alcohol, oil, and grease. It features pre-drilled holes for mounting directly to a wall or workbench, ensuring your sizing reference is always exactly where you need it.

Built to Last

Size Range Large, easy-to-read layout (8-5/8″ x 3-1/4″).
Material Impact-resistant plastic compatible with shop fluids.
Drill Bit Check Confirms sizes for twist drills so you never drill the wrong hole.
Dual Rulers Marked with inches and millimeters for worldwide use.

Complete Your Toolkit

The Bin Mount set is the ultimate stationary reference for your workbench. But when you are out in the field, climbing a ladder, or crawling under a vehicle, you need something less bulky. While the Bin Mount holds down the shop, the compact Tri-Gauge is the perfect "Everyday Carry" for sizing fasteners on the go without the extra bulk.
BoltSizeIt Tri-Gauge Combo Set <br> (Metric & Standard)

Need a Pocketable Alternative?

BoltSizeIt Tri-Gauge Combo Set
(Metric & Standard)

$89.99

 BoltSizeIt Combo Cable Thread Checker Tool <br> (Inch & Metric)

Tackle Big Jobs Anywhere!

BoltSizeIt Combo Cable Thread Checker Tool
(Inch & Metric)

$39.99

 Blue BoltSizeIt Nut & Bolt Gauge tool with circular holes for measuring bolts, showing the front side

Shave Some Wait with The

BoltSizeIt Pocket Nut & Bolt Measurement Gauge (Inch & Metric)

$8.99

SPECIAL WHOLESALE PRICING AVAILABLE

Just like our other bolt gauge tool products,
special pricing is available for wholesale orders.

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