Cheap And Discounts 6mm 1/4 Inch Rotary File Carbide Bur Double Cut for Polishing Tool Woodworking Metaworking Deburring Small Chips Wholesale. Buy Directly From Merchant Hiizug Official Store. Enjoy ✓Free Shipping Worldwide! ✓90 Days Buyer Protection. ✓Easy Return. ✓Money Back Guarantee.