2022-07-06MZG BT30 BT40 M Type ER Spring Collet Chuck Precision Toolholders for Milling Drilling Arbors Milling Machining Tools1.MZG Milling Cutter Toolholder Item SpecificsMZG Milling Cutter Toolholder Specification Parameter2.MZG Milling Cutter Toolholder Product Photo3.MZG Miiling Cutter Toolholder Pack..