4 Pcs Bottom Cleaning Engraving Bit & 10 Pcs End MillDouble Edge Cutting DesignCan be used on the following materials:Wood,Acrylic,MDF,PVC,3D engraving and chamfer etc.Suitable compatible with: Electric Trimmer, Bakelite Milling, Engraving and Milling machine,CNC Engraving Machine,CNC Machining Centers and Other machining toolsCleaning Engraving Bit:Name:Bottom Cleaning Engraving BitShank Diameter: Approx. 6mmDiameter of Edge: 10/15/22/30mmColor: red + silverMaterial: CarbideEnd Mill:Pattern Single EdgedName:Spiral Router BitColour:GoldenMaterial:Cemented carbideSize:3.175x22mmPackage Contents:4 * Cleaning Engraving Bit10 * End MillOnly the above package content, other products are not included.Note: Light shooting 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.