Carmex Thread Mills Mini Type - For Hard Materials - UN (UNC UNF UNEF UNS) - No. 4 x 40 - MT9 A&NF wear‑resistant material and a stable

wear‑resistant material and a stable shank design that promote long tool life and consistent bore quality across many cycles

stabilizing alignment and extending tool life under standard machining conditions

Manufactured to order by Toolex Ltd with fast dispatch

Material: HSS (M2) – high-speed steel for durability

Carmex Thread Mills Mini Type - For Hard Materials - UN (UNC UNF UNEF UNS) - No. 4 x 40 - MT9 A&NF wear‑resistant material and a stableCarmex Mini Type solid carbide thread mills are engineered for precision threading in hardened materials, delivering reliable No. 4 40 threads with an exceptional surface finish. Designed for applications where strength and accuracy matter, this MT9 thread mill is ideal for molds, dies, and precision components that demand durable performance in tough alloys. Thread Form: No. 4 40 thread form compatible with UNC, UNF, UNEF, and UNS standard thread