Its precise metric fine specification for M52 x 1
repeatable hole sizes in metal using through‑coolant
supporting reliable checks of the target size
standard length (BS 328/4): Fits securely in compatible machines
even in high-throughput environments
Carmex Thread Turning Internal Insert - UN (UNC,UNF,UNEF,UNS) - Right Hand - 11IR48UNBMA Die & Mould Collet Chucks Its precise metric fine specificationThe Carmex Thread Turning Internal Insert is a precision cutting insert designed for turning internal threads to UNC, UNF, UNEF, and UNS standards. With a right hand threading orientation and a laydown triangular geometry, this insert helps deliver accurate, clean thread profiles with minimal setup. Part of Carmexs trusted line of thread turning inserts (product code 11IR48UNBMA), its a versatile solution for engineers, machinists, and hobbyists