® Multi-Function Thread Mills MT Drill - MTD Designed to drill, chamfer and thread mill the hole in one operation. Carbide grade: MT7: Sub-Micron carbide grade combines high hardness and toughness, with PVD triple coating for smooth cutting and high performance. K20: Uncoated Sub-Micron carbide grade dedicated for machining Aluminum and Cast Iron. Advantages Two fluted drill/thread milling cutter, with 45˚ chamfering. Ideal for mass production applications. Reduces cycle times by combining operations and eliminating tool changes. For both right and left hand internal threads. Same tool for blind or through hole. High thread surface quality. Internal coolant. Optimized carbide grade for Aluminum and Cast Iron. Product Identification Mill-Thread Drill Ordering Codes MTD 08 048 B 12 1.0 ISO MT7 Cutting Approximate Thread Carbide Diameter Cutting Length Profile Grade 12 = 12.0 mm ISO K20 UN MT7 MT Shank Diameter No. of Thread Pitch Drill 06 = 6 mm Flutes 08 = 8 mm B=2 10 = 10 mm 12 = 12 mm B10-8