Best Carbide 4 Flute Short Series Corner Radius End Mill 5mm – 0.5mm Radius Insize Back Plunger Digital Indicator 12.7mm 0.5" Range Series 2118 10 and Solid Carbide threadmills engineered Compatibility Designed for use and Solid Carbide threadmills engineered for consistent performance and industrial grade precision ✔ Thread Size: 7 8" UNC (Unified National Coarse)✔ Standard: ISO 529✔ Material: High Speed Steel (HSS) for enhanced strength and wear resistance✔ Thread Form: 60° flank angle for precision and secure thread cutting✔ Tolerance Class: ISO 2 (2B) for a standard thread fit✔ Flute Type: Straight flute for effective chip removal✔ Lead Type: Intermediate lead for balanced cutting performance✔ Cutting Direction: Right hand cutting✔ Application: General purpose threading across various materials ✔ Short Series – Enhances stability and reduces tool deflection ✔ 4 Flute Geometry – Enables smooth cutting balance and fine finishes