Carmex Carbide Groove Mill With Internal Coolant - 9.8mm x 1.20mmThe Carmex Carbide Groove Mill with Internal Coolant is a precision cutting tool designed for internal and external grooving across a variety of materials. Constructed from solid carbide and featuring an integrated internal coolant, it delivers consistent performance and extended tool life in demanding machining conditions. Material: Solid carbide construction for rigidity, durability, and long tool life. Internal coolant: Coolant channels through the