







π Measure Like a Pro, Work Like a Boss!
The HFS(R) Steel Pin Gauge Set offers 50 precision-engineered bearing steel pins ranging from 0.011 to 0.060 inches, each heat-treated to 60-62 RC hardness. With a tight tolerance of Β±0.0002 inches and polished, burr-free surfaces, this set ensures reliable, accurate measurements for carpenters and home improvement pros. Packaged in a clear-marked plastic case, itβs the ultimate tool for precise diameter checks, calibration, and geometric accuracy.





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