6 Pcs 60 Degree HSS Center Drill Bits Centering Drills Tools Set Countersink Bit Tool 1/1.5/2/2.5/3/5 mm In Diameter

Application: can be applicable to metal material, iron, steel, copper, aluminum and other processing Material: High Speed Steel;AdvantageQuick cutting speed, and good chip removal Feature: each bit has a double end can be used and grinding at a standard 60 degree Angle.more and practical. More Usage: Used for producing center holes in components or work pieces which requires machining between centers. Quantity: package included of 6 pcs different size drill bit in the bag.