Dual-sided metric and SAE measurement markings for versatile use
Compact keychain design for portability and easy access
Instant identification of bolt and nut sizes to save time
Durable construction for long-lasting use
Simple, easy-to-read markings for quick identification
Summarized by Shop
Instant Bolt Size Identification
Our Bolt Size Finder gauge lets you identify any bolt or nut size instantly, saving you time and effort. No more testing different sockets to find the right size—our tool makes the process simple and easy. Measures Both Metric and SAE Bolts
Our Bolt Size Finder measures both Metric (8 - 25 mm) and SAE
Measurement Range
Metric 8-25 mm, SAE 5/16 to 1 inch
Display Technology
Analog
Color
Silver
Pattern
Solid
Dimensions
4.8 x 1.9 x 0.4 inches
System of Measurement
Metric, Imperial
Summarized by Shop
4.7
518 ratings
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works great, great for troubleshooters who cant live right next to their tool box