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Durable hardened steel construction: built to endure busy shop floors
enabling quicker QC decisions and smoother workflows
improving edge quality and finish
Left-hand spiral flute with right-hand cutting: enhances chip clearance and delivers a smoother bore finish
Medium Class Compatibility: Specifically sized for BSW right-hand threads in Medium class
Carmex Thread Turning Internal Insert - UN (UNC,UNF,UNEF,UNS) - Left Hand - 16IL18UNBLU Face Mill Arbors Durable hardened steel construction: builtCarmex Thread Turning Internal Insert is a highquality cutting insert designed to produce internal threads to UNC, UNF, UNEF, and UNS standards. This lefthand version is ideal for machinists, engineers, fabricators, and hobbyists who need reliable performance across a wide range of threading tasksfrom routine repairs to production work. Built around a laydown triangular geometry, the insert delivers stable cutting action, consistent thread quality,
