Precision 1/4-Inch Radius
Exact Tool No. RCK-473 provides a true 1/4-inch radius profile with a 7/8-inch cutting diameter for consistent roundover results.


Amana Tool RCK-473 is the exact solid carbide 1/4-inch radius replacement insert knife designed for the Tru Point Roundover Insert CNC System, featuring a 7/8-inch diameter (D), 9/16-inch D1 dimension, 1/2-inch cutting height (B), and a precision plunge point engineered for lettering, engraving, signmaking, fluting, and decorative trimming.
A solid carbide replacement cutting knife engineered for the Amana Tool Tru Point Roundover Insert CNC System. The exact official SKU/Tool No. is RCK-473; its dedicated amanatool.com page places it within Tru Point Insert CNC System Router Bits.
Engineered for precise mounting into Tru Point roundover CNC tool bodies such as RC-1050 and RC-1052. Features a very fine plunge point designed for detailed signmaking, lettering, and decorative edge profiling.
Amana Tool RCK-473 is the exact Tool No. shown on its dedicated official product page. The labelled specification block confirms a 7/8-inch cutting diameter (D), 9/16-inch D1 dimension, 1/4-inch radius (R), and 1/2-inch cutting height (B).
Crafted from industrial-grade solid carbide, this replacement knife delivers exceptional wear resistance and clean edge finishes for CNC routing applications. It is specifically designed for lettering, engraving, signmaking, fluting, and decorative trimming.
Note that due to the very fine plunge point characteristic of this profile, the knife is not guaranteed against breakage. Ensure proper tool seating, correct torque on clamping screws, and appropriate feed rates during operation.
Technical Specifications
Exact Tool No. RCK-473 provides a true 1/4-inch radius profile with a 7/8-inch cutting diameter for consistent roundover results.
Manufactured from high-grade solid carbide for extended tool life and superior edge retention in demanding CNC production.
Designed for seamless interchangeability within Amana Tool's Tru Point Roundover Insert CNC System tool bodies.
Verify exact SKU RCK-473 compatibility with your specific Tru Point tool body (such as RC-1050 or RC-1052). Ensure proper seating, clean pocket surfaces, and correct fastener torque during knife replacement. Note that due to the very fine plunge point, this knife is not guaranteed against breakage; exercise care during plunge moves and feed programming.
Amana Tool RCK-473 delivers dependable performance with a 7/8-inch diameter, 1/4-inch radius, and 1/2-inch cutting height.
Optimized for CNC signmaking, lettering, fluting, and decorative edge trimming, this solid carbide insert knife maintains precise profile standards across production runs.