Features: 1. Center and spotting drills are traditionally used to make a conical hole for a lathe center in order to make a starting point for a standard twist drill, designed to prevent the twist drill from walking. 2. Used for producing center holds in components or work pieces with require machining between centers. Specification: Type: Center Drill Bit Material: High Speed Steel Degrees: 60 Size Including:1.0mm 1.5mm 2.0mm 3.0mm 3.5mm 4.0mm 5.0mm 6.0mm 4pcs：1.0mm 2.0mm 2.5mm 5.0mm 5pcs：1.0mm 2.0mm 3.0mm 4.0mm 5.0mm 6pcs 1.0-5.0mm：1.0mm 1.5mm 2.0mm 2.5mm 3.0mm 5.0mm 6pcs 1.0-6.0mm：1.0mm 2.0mm 3.0mm 4.0mm 5.0mm 6.0mm 8pcs：1.0mm 1.5mm 2.0mm 2.5mm 3.0mm 3.5mm 4.0mm 5.0mm 10pcs：1.0mm 1.5mm 2.5mm 3.0mm 5.0mm（2 per size） Categories: Accessories And Spare Parts, Drill Bits
