Carmex Carbide Threading Insert - UNJ - TiAlN Coated - 21E12UNJ Milling Cutter Arbors and improves repeatability in hole

and improves repeatability in hole finishing

or final QC to ensure parts meet the required specification

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

UNS) in medium to large sizes

consistent results across your production line

Carmex Carbide Threading Insert - UNJ - TiAlN Coated - 21E12UNJ Milling Cutter Arbors and improves repeatability in holeThe 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