Counterbore End Mill M3-M16 4 Flute HSS M2 Pilot Slotting Drill Bit Ti Coating
Type: Counterbore End Mill. 1pc/5pcs/7pcs Counterbore End Mills(As per the size you choose). Size: M3 M4 M5 M6 M8 M10 M12 M14 M16. Material: High Speed Steel M2. Coating: Ti Coated. Can milling of copper, aluminum, tool steel, cast iron, etc.