Cheap And Discounts 60# Diamond Grinding Burr Ball Metal Peeling Bits Stone Jade Grinding Bits 3/4/5/6/8/10mm Diamond Grinding Point Polishing Bits Wholesale. Buy Directly From Merchant Aiguille Diamond Grinding Point Store. Enjoy ✓Free Shipping Worldwide! ✓90 Days Buyer Protection. ✓Easy Return. ✓Money Back Guarantee.