Carmex Thread Mills Mini Type - Through Coolant - Metric - M5 x 0.5 - MT7Carmex's MTSB Mini Type Through Coolant Thread Milling Cutter is engineered for precise metric threading in tight spaces. This solid carbide tool, designed for M5 x 0. 5 threads with an MT7 shank, uses an internal coolant bore to push coolant through the tool into the pre holeproviding cooling, lubrication, and reliable chip evacuation during each threading pass. Tool Type: Mini through coolant thread milling cutter (MTSB) for metric threads Thread