Carmex Carbide Round Shank Holder Through Coolant - for Indexable Carbide T10 Inserts - 10mm ShankThe Carmex Carbide Round Shank Holder Through Coolant is a precision tool holder designed for indexable carbide inserts, built to deliver reliable performance in demanding milling environments. As part of the Mini Tools family, it supports a wide range of inserts and is optimized for a 10 mm shank. Through coolant: Enables coolant delivery through the holder to the insert, enhancing cooling and chip evacuation during cutting. 10 mm shank: Standard 10