For cutting/engraving/carving/grooving/slotting/drilling/hollowing/positioning/roughing/milling in materials like MDF,PVC,Acrylic,wood,solid wood,chipboard,composite board,organic board,core board,density board etc. these bits own sharp edge which is able for fast engraving that makes high efficiency;durable,high precision and not easy to break;it is smokeless and burr-free while processingthe design of 2 flutes,mirror polishing,large chip space of CNC Router Bit makes non-stick crumbs,smooth cutting and fast chip-removalColor:silverMaterial:tungsten steelProduct size approx. :3. 175*17*38. 5mPackage Contents:10*Double edged milling cutterOnly the above package content, other products are not included. Note: Light and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm. Note: Please allow slight errors due to manual measurement. Please make sure you don't mind before bidding. Color may vary depending on your monitor, please understand. Note: Hello, please pay attention to your shipping address when purchasing products. If your delivery information (e.g. name, street, house number, doorbell/email without name, etc.) is incorrect, the order will not be delivered correctly