Cheap And Discounts Utoolmart 2pcs/5pcs/10pcs Diamond Coated Diamond Twist Drill Bit 0.8mm/1.0mm Diamond Tipped For Jewelry Glass Gemstones Tools Wholesale. Buy Directly From Merchant Othmro Store. Enjoy ✓Free Shipping Worldwide! ✓90 Days Buyer Protection. ✓Easy Return. ✓Money Back Guarantee.