Just got a Shapeoko or another desktop CNC router? This Amana Tool 4-piece starter pack (set #AMS-109) is a fantastic way to begin. Amana is a top brand in cutting tools, so you're getting quality. The pack includes four versatile bits: likely a couple of end mills for cutting outlines and pockets, a V-bit for engraving, and maybe a ball nose for 3D carving. The cool feature is the design on some bits – they use a solid carbide insert knife that you can ROTATE for a fresh cutting edge once one side wears down, essentially giving you two uses per insert. They also feature Amana's Spektra (nACo) coating, a micro-thin ceramic layer that reduces heat, resists oxidation, and keeps the cutting edge sharper longer, leading to cleaner cuts and longer tool life. These bits are excellent for working with wood, MDF, plastics, acrylics, laminates, and even non-ferrous metals like aluminum and brass. This set gives you the essential tools to start carving, engraving, and cutting a wide variety of projects on your CNC machine.