1.hard and staying quality 2.colour and size are uniform 3.all mode for choice 4.better cut and better life Features:1.hard and staying quality 2.colour and size are uniform 3.all mode for choice4.better cut and better life 5.popular in dental market 6.packing:6pcs/small box 7. ISO 9001/ISO13485 qualified diamond burs dental factory supplier
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