HSS Router Drill Bit Wood Rotary Files 20Pcs/Set Wood Milling Grinding Engraving

8-25mm Diamond Grinding Burr Head Bits 6mm Shank for Milling Polishing Buffing. 6mm Shank Vacuum Brazed Diamond Burr Head Grinding Rotary File for Stone Iron. 6mm Shank Vacuum Brazed Diamond Burr Head Grinding Rotary File for Stone Wood.

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