1 Set High Hardness HSS Center Drill Bits Double Ended Combined Countersinks Kit 60 Degree 5mm
1 Set High Hardness HSS Center Drill Bits Double Ended Combined Countersinks Kit 60 Degree 5mm 3mm 2.5mm 2mm 1.5mm 1mm Material: High Speed Steel Use: Metal Drilling Type: Center Drill Bit Model Number: Center Drill Bits Brand Name: PDTO length: 5.906 inch is_customized: Yes DIY Supplies: Metalworking HW0000421 Specification: Brand new Material: HSS Color: as picture shows Quantity: 6pcs per set (5/3/2.5/2/1.5/1mm) Precision import Double ended Each drill has a double end and is ground with a standard 60 degree angle. 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. Used for producing center holds in components or work pieces with require machining between centers. Each of the follo...