Amana Tool AMS-312-K is the exact four-piece pack shown on its dedicated official product page in the Solid Carbide Spektra™ Extreme Tool Life Coated V-Groove Signmaking & Lettering Router Bits family. The pack contains one each of Tool Nos. 45611-K, 45634-K, 45631-K and 45633-K.

Tool No. 45611-K is a 15° single-flute engraving tool with a 0.005-inch tip, 0.93-inch cutting height and 2-1/4-inch overall length. Tool No. 45634-K is a 30° three-flute V-groove tool with a 1/4-inch diameter, 27/64-inch cutting height and 2-inch overall length.

Tool No. 45631-K is a 60° four-flute V-groove tool with a 1/4-inch diameter, 7/32-inch cutting height and 2-1/2-inch overall length. Tool No. 45633-K is a 90° four-flute V-groove tool with a 1/4-inch diameter, 1/8-inch cutting height and 2-1/2-inch overall length. All four tools use 1/4-inch shanks and the official instruction booklet lists an 18,000 RPM CNC reference for each included item.

The official material list includes wood, veneered plywood, plywood, MDF/HDF, laminate, melamine, acrylic, composites, composite decking, cork, foam, PVC plastic, sign board, solid surface, high-density urethane and Xanita® board. Amana Tool identifies the nACo® nanocomposite ceramic coating as a micro-thin Spektra™ treatment intended to help the solid-carbide cutting edge retain sharpness and resist heat and oxidation.