Carmex Carbide Threading Insert - UNJ - TiAlN Coated - 21E18UNJ Long Series Left-Hand Spiral Flute with Right-Hand

Left-Hand Spiral Flute with Right-Hand Cutting: Optimizes cutting action and chip evacuation

DIN 8093 compliance with ISO H4 tolerance: Precise diameter control and interchangeability for reliable fits in assemblies and fixtures

Availability as DIN stock means reliable sourcing for production schedules and quick replacements when needed

reducing rework and ensuring consistent results across production runs or prototype builds

it’s an essential tool for shops and production teams handling precision threading tasks

Carmex Carbide Threading Insert - UNJ - TiAlN Coated - 21E18UNJ Long Series Left-Hand Spiral Flute with Right-HandCarmex Carbide Threading Insert for UNJ threads is a TiAlN coated, high precision solution built for machinists who need reliable UNJ threading across the most common profiles. Designed for versatility in busy shops, it delivers consistent results with minimal downtime. Range and length options: Five lengths from 12 mm to 40 mm, covering a broad set of threading tasks. Coating and material: TiAlN coated carbide insert for enhanced hardness, wear