Feature: Wide Compatibility It can be used to process all kinds of metal, such as high carbon steel or non-metal, such as marble, jade or bone, and can process hardness up to HRC70. VersatilityIt can replace the polishing wheel with handles in most cases, and there is no dust pollution. High EfficiencyIts working efficiency is nearly 10 times higher than that of steel files, and the small polishing wheel with handle. Great processing performanceThis set can be used to process a variety of precision molds, and the surface of the processed items is smooth after use. Great durabilityThe durability of this set is 10 times greater than high-speed steel and 200 times greater than a small polishing wheel with a handle. Usually used with manual electric drive or pneumatic tool, whose speed is usually 6000-50000rpm. Specification: Material: Tungsten Steel Cutting Edge Diameter: 10mm Shank Diameter: 6mm (1/4'') Length: 2*150mm, 2*160mm Packing List: 4*End MillsMany 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