Engineered for high-speed aluminum threading, Carmex AMT Solid Carbide Thread Mills deliver precise 1/4"-20 threads in aluminum parts. This uncoated tool is designed for machinists and manufacturers who demand clean threads, smooth finishes, and reliable chip evacuation.

• Diameter x Thread: 1/4" diameter, 20 TPI thread form compatible with UNC/UNF/UNEF/UNS threading in aluminum.
• Material: Solid carbide with a smooth, uncoated cutting edge for consistent performance and wear resistance.
• Shank: Cylindrical shank by default; Weldon shank available on request for enhanced clamping and rigidity.
• Coolant: Internal coolant bore provides effective cooling and efficient chip evacuation during deep or long-thread milling.
• AMT Line: Part of the AMT family, engineered to meet the demands of high-speed aluminum machining with dependable precision.
• Cutting Edge: Optimized edge geometry designed to minimize built-up edge on aluminum for a cleaner thread profile.

This thread mill excels in producing tight, repeatable 1/4"-20 threads in aluminum components such as enclosures, housings, and lightweight brackets. The combination of carbide hardness, a smooth cutting edge, and an internal coolant channel helps you achieve superior surface finish, longer tool life, and efficient chip management. When you need reliable threading performance in aluminum, the Carmex AMT thread mill offers a focused solution that pairs precision with practical versatility.