Carmex Carbide Round Shank Holder Through Coolant - for Indexable Carbide T8 Inserts - 8mm Shank x 40mm ReachCarmex Carbide Round Shank Holder Through Coolant is a precision tool holder designed for milling with indexable carbide inserts. With an 8mm shank and 40mm reach, it fits within the Mini Tools family and accommodates both T8 and T10 insert types. Through Coolant: Through coolant design supports efficient cooling and chip evacuation to maintain performance during heavy cuts. Shank Size: 8 mm shank for compatibility with standard holders and added