SFIC A2 Pin Gauge

SFIC A2 Pin Gauge This pinning gauge makes quick work for finding the size of an A2 Bottom, Master, or Top Pin for SFIC "Small Format Interchangeable Core" FAQs 1. What is the SFIC A2 pin gauge used for?The SFIC A2 pin gauge helps you quickly identify the correct bottom, master, or top pin size for Small Format Interchangeable Core (A2 system) cylinders, saving time during re-keying or servicing. 2. How accurate is the SFIC A2 pin gauge compared to calipers?The pin gauge offers fast, visual sizing with marked increments. It’s accurate enough for field use, but professional locksmiths often double-check with digital or dial calipers for critical projects.