Features: Made of high-speed steel with durability and wear resistance, which can be used for a long time. Ideal for woodworking for quick disconnect adapters such as wooden window or door knockers etc.8 kinds of sizes are available to meet your daily work needs. 17pcs luxury package includes 16pcs self-centering drill bits and 1pc hex wrench. Specifications:Material: High Speed SteelColor: SilverPackage Size: 13*10*2cm/5.1*3.9*0.8inPackage Weight: 315g/11.1oz Package List:16*Self-Centering Drills1*Hex WrenchMany questions about Dropshipping services are following: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