5pcs set of carbide burrs, double head cuts, fast cuts. It is easy to use, ideal for woodworking and engraving. Features: 5pcs double cutting carbide rotary cutter set, 1/4 inch shank, fits most die rotary grinder. Ideal for woodworking and engraving, it can work on metal, stone, wood, plastic, fiberglass and porcelain. It can achieve fast cuts. Heat-treated carbide technology provides strong and pointed characteristics. Widely used for metalworking, toolmaking, modeling, wood carving, jewelry making, welding, chamfering, deburring, casting, grinding, conveying and carving cylinder head. Suitable for processing copper, aluminum, alloys, iron, marble, jade, steel, glass, wood and plaster, etc. Easy to use, especially for carpenters and enthusiasts. Specifications: Material: Tungsten Carbide Color: SilverGroove: Double Cut Fixed Cutting Margin Diameter: 7/8mm Shank Diameter: 6mm / 0.24in Total Length: 56-65mm / 2.2*2.56in Package Weight: 107g / 3.77oz Package Size: 95*70*12mm / 3.74*2.76*0, 47in Packing List: 5*bits 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