Carmex Carbide Threading Insert - UNJ - TiAlN Coated - 21E12UNJ Milling Cutter Arbors UNS) in medium to large

UNS) in medium to large sizes

Application: Ideal for finishing and profiling in mold and die work

HSS‑E (M35 cobalt) construction: Durable material designed to maintain accurate hole sizes and deliver reliable finishes over multiple uses

intuitive checks—easy to insert and read—supporting efficient quality control and consistent results across parts

Short shank for tight spaces and stable cutting: The compact length fits in restricted setups

Carmex Carbide Threading Insert - UNJ - TiAlN Coated - 21E12UNJ Milling Cutter Arbors UNS) in medium to largeThe Carmex Carbide Threading Insert (UNJ) with TiAlN coating is a versatile threading solution designed for machinists who need reliable performance across common thread profiles. Built for durability and consistency, it supports a range of internal and external threading tasks where applicable. Five length options: Available in 12 mm to 40 mm lengths, providing the right reach and rigidity for different workpieces and depths of cut. Double sided