Description
Mill-Thread Insert – UN 20 TPI, Internal
The 12 I 20 UN MT7 Mill-Thread Insert is designed for precision internal threading of Unified National (UN) profiles on CNC milling machines utilizing helical interpolation. Engineered to cut at 20 TPI, this insert is ideal for fine-pitch threads in components requiring accuracy and repeatability. With an insert size of 12, 6.3 mm height, and 2.9 mm thickness, it offers excellent control in tight machining environments.
Crafted from Carmex’s high-quality MT7 carbide grade, the insert ensures superior wear resistance and long-lasting performance across various materials. It is compatible with Carmex’s versatile SR series toolholders, which are available in a variety of configurations to support secure clamping and efficient chip evacuation during internal threading operations.
Key Features:
- Ordering Code: 12 I 20 UN MT7
- Thread Type: Internal Threading
- Thread Profile: UN – Unified National
- Pitch (TPI): 20
- Insert Size: 12
- H (Height): 6.3 mm
- T (Thickness): 2.9 mm
- Carbide Grade: MT7
- Insert Type: Internal-use only
- Applications: Fine-pitch unified internal threads in mechanical and general-use components
- Key Advantage: High precision and durability with SR series toolholder compatibility
Carmex Precision Tools Ltd. is globally recognized for its advanced threading solutions. The company offers a full range of Thread Turning inserts, Mill-Thread tools, Spiral Mill-Thread, Solid Carbide threadmills, and matching SR Series Toolholders ensuring full compatibility and performance from toolholder to insert.
Shipping Information
Payment & Security
Your payment information is processed securely. We do not store credit card details nor have access to your credit card information.