Carmex Carbide Threading Insert - UNJ - TiAlN Coated - 21E12UNJ Milling Cutter Arbors Unified National Fine (UNF)

Unified National Fine (UNF)

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

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

It features ground working surfaces for true concentricity and a sturdy rear-mount design that delivers a secure

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

Carmex Carbide Threading Insert - UNJ - TiAlN Coated - 21E12UNJ Milling Cutter Arbors Unified National Fine (UNF)The 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