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Stable Performance: Maintains consistent edge condition and reliable chip evacuation across medium-to-roughing operations
Their coarse-thread profile makes them ideal for applications requiring strong thread durability in softer materials and rapid assembly situations
Dimension: 380 x 85mm (L x Dia)
and transferring measurements in metalworking
Thread Size: 1/4-28 UNF
Insize American Standard Thread Ring Gauge 3/8-24 UNF Class 2A NOGO Series 4121-3C2N 2301-10 Stable Performance: Maintains consistent edgeThe Insize 4121 3C2N American Standard Thread Ring Gauge is a precision NOGO thread inspection gauge designed for checking external Unified Fine (UNF) threads to ANSI ASME B1. 2 standards. Engineered for accurate thread verification in machining, manufacturing, and quality control environments, this gauge ensures threaded components meet dimensional tolerance requirements for Class 2A external threads. Manufactured from high quality hardened tool
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