Stupid Simple Tools Identibolt XL

SST - Identibolt XL Tackle your largest fastening challenges with confidence, specially engineered for identifying large-sized nuts and bolts. Save valuable time and prevent costly mistakes with this robust tool featuring both Imperial SAE and Metric thread checkers, from 9/16 in. to 1 in. and 16mm to 24mm. Make precise identifications instantly with 20 heavy-duty nuts and bolts identifiers designed for industrial-strength applications. The convenient wall mount keeps this quality tool accessible in any workshop setting, while integrated inch and centimeter rulers provide additional measurement functionality. Proudly manufactured in the USA, the SST - Identibolt XL delivers uncompromising durability and accuracy when working with large fasteners.