Three-Flute Solid Carbide
The exact 45624-K geometry combines three solid-carbide flutes with a compact 1/4-inch cutting diameter and 60° V-groove profile.


Amana Tool 45624-K is a three-flute solid-carbide V-groove router bit with a 60° included angle, 1/4-inch cutting diameter, 7/32-inch cutting height, 1/4-inch shank and 2-inch overall length. Its Spektra™ nACo® ceramic coating supports signmaking, lettering, decorative V-grooves, chamfers and bevels.
A solid-carbide, three-flute V-groove profile for decorative grooves, sign lettering, chamfers and bevels across wood, sheet goods, plastics, composites and signmaking materials.
The official page identifies compatibility with handheld, table-mounted and CNC routers. Use a compatible 1/4-inch collet and observe the official 18,000 RPM CNC operating reference.
Amana Tool 45624-K is the exact Tool No. shown on its dedicated official product page in the Solid Carbide Spektra™ Extreme Tool Life Coated V-Groove Signmaking & Lettering Router Bits family. The official specification block confirms a 60° angle, 1/4-inch diameter, 7/32-inch cutting height, 31/64-inch B1, 1/4-inch shank, 2-inch overall length and three flutes.
The V-groove geometry is intended for decorative grooves and lettering on signs. Amana Tool also identifies chamfering and beveling with an edge guide, and states that the bit can be used with handheld, table-mounted and CNC routers.
The official material list includes 20 lb high-density urethane, acrylic, composites, composite decking, cork, foam, laminate, MDF/HDF, melamine, plywood, PVC plastic, sign board, solid surface, veneered plywood, wood and Xanita® board.
Technical Specifications
The exact 45624-K geometry combines three solid-carbide flutes with a compact 1/4-inch cutting diameter and 60° V-groove profile.
The micro-thin nanocomposite ceramic coating is designed to retain sharpness and lubricity while resisting heat and oxidation.
Amana Tool identifies use with handheld, table-mounted and CNC routers for V-grooving, lettering, chamfering and beveling.
Confirm exact Tool No. 45624-K, a compatible 1/4-inch collet, sufficient cutter clearance, appropriate guarding and secure workholding. Match programming and setup data to the exact 60° profile, 7/32-inch cutting height and three-flute geometry. The official chart lists 18,000 RPM as the CNC operating reference and states that published values are recommendations. Follow Amana Tool and router or CNC machine-manufacturer safety documentation.
Amana Tool 45624-K combines a 60° V-groove, 1/4-inch cutting diameter, 7/32-inch cutting height, 1/4-inch shank, 2-inch overall length and three-flute solid-carbide construction.
Its Spektra™ nACo® coating and broad official material compatibility support decorative V-grooving, lettering, chamfering and beveling across handheld, table-mounted and CNC routing.