Carmex Internal UN Threadmill Insert 14mm/ 28 TPIMill Thread Insert UN 28 TPI, Internal The 14 I 28 UN MT7 Mill Thread Insert is designed for internal threading of Unified National (UN) profiles using CNC milling machines with helical interpolation. With a fine thread pitch of 28 TPI, this insert is ideal for high precision applications requiring compact, detailed thread forms. It features an insert size of 14, 7. 5 mm height, and 3. 1 mm thicknessproviding a balanced combination of strength and

🔹 Reference Number: SC51 – Simplifies identification and ordering

Engineered for external threading applications

high-performance tool for material removal

🔹 Cutting Diameter: 1/2" – Ideal for efficient and precise material removal

Lead: Short taper lead for hand-starting

Precision Cutting and Shaping for Aluminium & Non-Ferrous Metals

Universal Fit – Compatible with most hand drills

and innovation

Carmex tools are trusted worldwide for their reliability

Thread Type: Stub ACME

The partial profile design allows for multi-pitch capability

It ensures greater precision and control during the cutting process