8-Pc CNC Signmaking, Lettering & Engraving Starter Router Bit Collection #II For the most demanding signmaking lettering and engraving tasks. Designed for creating signs and other CNC projects in a variety of materials. Each router bit is manufactured from Amana's exclusive grade carbide according to stringent quality standards. Designed for cutting: Aluminum Brass Bronze Copper Carbon Fiber Laminate MDF Melamine Plastic/Acrylic Solid Surface Wood Veneered Plywood Stored in a solid wood showcase storage box with a Plexiglaså¨ clear lid.See below for set contents. Wood Storage Box Dimensions 12" L x 6" W x 3" H