Features: Made of industrial-grade materials and high-speed steel construction with titanium coating for added durability. The kit has all the useful dimensions for drilling screws from 2mm, 2.3mm, 2.8mm, 3mm and 3.5mm and has a wrench for quick and simple resizing. The drill bit is and permeable through wood and laminate. It is a good helper for amateur do-it-yourselfers and professional carpenters. The parts kit has all of the most common bits needed for most home projects and is suitable for anyone doing home renovations. The length of the drill bit can be adjusted with a hex wrench, which can be suitable for different depths of wood. Specifications:Material: High Speed SteelPackage Size: 10*8*1cm/3.9*3.1*0.4inPackage Weight: 80g/2.8oz Package List:5*Countersink Drill BitsMany 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