Feature●10pc) ToolFlo FLT 2L GP3 Top Notch Coated Carbide Inserts 60° V Threading NT 2L●GP3 Grade: PVD TiN grade with a wear resistant micro-grain substrate. Excellent choice in stainless steels, high-temperature alloys,aerospace materials, and non-ferrous materials. Good in standard steels at low to medium SFM.●60° V-Threading (Interal TPI : 7-20) (External TPI : 8-36)Description 10pc) ToolFlo FLT 2L GP3 Top Notch Coated Carbide Inserts 60° V Threading NT 2L