Features: : full emery electroplating with high quenching temperature and high hardness, sharp and . Solid cooling wax: the inner sealing wax, cutting and cooling can be dry, which makes it more . Wide applications: can be used for granite, ceramics, marble tile, stone, glass, diamond coating and other hard material. Multiple sizes: There are many sizes for options, 6/6/8/10/12mm. Which is 1/4 5/16 3/8 1/2 inch. You can choose the most suitable one according to your needs. General round handle: the bottom of the round design, a wide range of applications, can be used for hand drill and angle grinder. Specifications:Material: Brazed DiamondPackage Size: 10*10*6cm / 3.9*3.9*2.4inPackage Weight: 100g / 3.5oz Package List:2*6mm Drill Bit 1*8mm Drill Bit 1*10mm Drill Bit 1*12mm Drill Bit Many questions about Dropshipping services are as follows:1. How many orders can you handle per day? We are a large company in Shenzhen, China, with a large warehouse that can handle large orders every day. We ship countless packages every day. We can guarantee the order you request.2. How fast can you process orders? We will arrange the shipment as soon as possible after you pay for your order. Priority delivery for dropshipping order3. Can you ship an order without any receipts, invoices and promotional offer inside the package? Absolutely! No invoices, receipts, promotional offer if you leave notes on the order (if you want, we can deliver.)4. If you need other products? We can supply most of the products you need as much as possible1If you have any other questions, please feel free to . We are very grateful for your cooperation with you.5. We can support Dropshipping of CSV/Excel files.6. There is no limited inventory to fulfill orders on a daily basis