Amana Tool AMS-420 8-Pc Carbide Tipped Core Box Router Bit Collection, 1/4 Inch Shank

Amana Tool® Item #AMS-420
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Cut half-round grooves for fluted moldings, columns, millwork and signs using these core box bits. Used with an edge guide, they can cut coves. Can be used with handheld, table-mounted and CNC routers. Perfect for making flutes on CNC machines. Also perfect for juice groove in cutting boards.

Set includes the following radii: 1/16, 3/32, 1/8, 3/16, 1/4, 5/16, 3/8 and 1/2

Cost of 8 Bits
Purchased Individually
Set Selling Price$223.95
Buying the Set you Save25%

*45900 and 45902 have a solid carbide cutting area brazed on to a steel shank.

Stored in a solid wood showcase storage box with a Plexiglas® clear lid.

Wood Storage Box Dimensions: 12" L x 6" W x 3" H

Designed for cutting:

  • Laminate
  • MDF
  • Veneered Plywood
  • Wood


Set #AMS-420 Includes the Following 1/4" Shank Tools:

Tool No
Product Page
Carbide Tipped Core Box 1/16 Radius x 1/8 Dia x 3/8 x 1/4 Inch Shank
Carbide Tipped Core Box 3/32 Radius x 3/16 Dia x 1/2 x 1/4 Inch Shank
Carbide Tipped Core Box 1/8 Radius x 1/4 Dia x 1/4 x 1/4 Inch Shank
Carbide Tipped Core Box 3/16 Radius x 3/8 Dia x 1/4 x 1/4 Inch Shank
Carbide Tipped Core Box 1/4 Radius x 1/2 Dia x 3/8 x 1/4 Inch Shank
Carbide Tipped Core Box 5/16 Radius x 5/8 Dia x 7/16 x 1/4 Inch Shank
Carbide Tipped Core Box 3/8 Radius x 3/4 Dia x 7/16 x 1/4 Inch Shank
Carbide Tipped Core Box 1/2 Radius x 1 Inch Dia x 5/8 x 1/4 Shank
WARNING: Drilling, sawing, sanding or machining wood products can expose you to wood dust, a substance known to the State of California to cause cancer. Avoid inhaling wood dust or use a dust mask or other safeguards for personal protection. For more information go to
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