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Condition:
NewNew
A handy and versatile diamond coated burr set for all grinding needs. Used for a variety of carving and grinding applications. 6pcs Cone Head Diamond Burr. 6pcs 6 - 16mm Cone Umbrella Head Diamond Head Rotary Drill Bit Tool.
unusual shape for specific carval on glass or metal.
They are unusual shape. They are good for making a sunken hollow. They can carve and make an oval hollow hole. Anyway, you can do any thing with them as a tip for carval.