Carmex Thread Mills Solid Carbide - Fast Type - For Hard Materials - UN (UNC UNF UNEF UNS) - No. 4 x 40 - MT3 Threadmill25 this gauge ensures reliable engagement

this gauge ensures reliable engagement and sealing for fuel and fluid systems

with DIN 8093 compliance and ISO H4 tolerance

75 holes for 6H tolerance with a Go/No-Go design

8 mm Cutting Diameter: a versatile size that balances control with material removal speed for many common applications

Carmex Thread Mills Solid Carbide - Fast Type - For Hard Materials - UN (UNC UNF UNEF UNS) - No. 4 x 40 - MT3 Threadmill25 this gauge ensures reliable engagementCarmex FSH solid carbide thread mills are engineered for hard materials and precision UNC UNF UNEF UNS thread production. This No. 4 x 40 tool with an MT3 shank delivers dependable performance in demanding applications, from aerospace components to precision dies. Thread format and size: Designed for UNC, UNF, UNEF, and UNS threads; No. 4 x 40 size for reliable fit and finish. MT3 shank: Compatible with standard MT3 collets for secure, repeatable