51 mm and built in standard length
Durable carbide for repeatable results: Tough carbide construction and optimized geometry provide reliable performance over multiple jobs
it pairs compact reach with robust carbide durability to handle aluminum
while the left-hand spiral flute supports efficient chip evacuation during finishing passes
Designed for professional workshops and fabrication environments
Carmex Thread Turning External Insert - UNJ (UNJC UNJF UNJEF UNJS) - Left Hand - 11EL32UNJBMA Face Mill Arbors 51 mm and built inCarmex Thread Turning External Insert UNJ family (UNJC UNJF UNJEF UNJS), Left Hand, model 11EL32UNJBMA, is a versatile cutting insert designed for external threading tasks. Suited for engineers, buyers, tradespeople, hobbyists, and fabrication shops, it delivers reliable performance across a wide range of thread profiles and materials. This laydown triangular insert is built to cover the majority of thread standards used today, helping you complete