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Amana Tool 51404-K Solid Carbide CNC Spektra Extreme Tool Life Coated Spiral ‘O’ Flute, Plastic Cutting 1/4 Dia x 3/4 x 1/4 Inch Shank Up-Cut Router Bit

Amana Tools


Direction Up-Cut
Diameter (D) 1/4
Cutting Height (B) 3/4
Shank (d) 1/4
Overall Length (L) 2
Flutes 1



Amana Tool 51404-K material

To be used only on CNC machines and routers with automatic feeding.

Produce super clean, smooth cuts especially in acrylic materials (Plexiglas® Lucite®) other plastics and wood. Bits are made according to strict tolerances from an exclusive carbide grade and polished to a mirror finish using Amana’s unique process. Designed to eject chips up. Ideal for industrial applications and CNC machines. Right hand helix right hand cut.

Excellent for cutting:

Plastic/Acrylic Low Density Polyethylene (LDPE)
Acetal and Nylon LubX®
Acrylic Stone Lucite®
Acrylonitrile Butadiene Styrene (ABS) Mechanical/Engineered Plastics
Aluminum Composite Material (ACM) Perspex® Cast Acrylic Sheet
Alupanel® Plexiglas®
Corian Poly (methyl methacrylate) (PMMA)
Coroplast®** Polycarbonate (Lexan™)†
Corrugated Plastics* such as Correx Boards and Polypropylene Polyethylene Terephthalate Glycol-Modified (PETG / PET-G)
Delrin Polyoxymethylene (POM), also known as Acetal, Polyacetal and Polyformaldehyde
Dibond® Polystyrene (PS)
Extruded Acrylic PVC
Foam Board Sign Foam
Fomex® Sintra PVC
Gatorfoam®*** Solid Surface
Hard Plastic StarBoard® (King StarBoard ‘R’) High Density Polyethylene Sheet (HDPE)
High Density Polyethylene (HDPE) Teflon®
High Density Urethane (HDU Board) Thermoplastic Polyolefin (TPO)
High Impact Polystyrene (HIPS) Trespa® Meteon®****
High Impact Polystyrene (HIPS) for digital printing Ultra High Molecular Weight Polyethylene (UHMWPE)
Hydroxy-Terminated Polyether (HTPE) Urethane
King ColorCore® The Multi-Color Engravable Polymer Sheet. Wood

*Corrugated Plastics such as Correx refers to a wide range of extruded twinwall plastic-sheet products produced from high-impact Polypropylene resin with a similar make-up to corrugated fiberboard. They are used in a variety of applications including boat building packaging signage outdoor advertising and the production of pet cages.

**A soft plastic cardboard made with super soft super flexible PVC.

***Gatorfoam Foam Board a polystyrene foam board bonded between two layers of Luxcell wood-fiber veneer.

****Decorative high-pressure compact laminate (HPL) with an integral surface.

†Recommendation: Use the slowest suggested feed rates and the shortest bits necessary for cutting and routing Lexan.

Benefits of Mirror-Finish:

Razor sharp cutting edge Exceptional cut quality
Effortless chip removal Dissipates heat well and prevents melting
Extends tool life Helps prevent chip re-welding
Weight 0.06 oz
Dimensions 1 × 1 × 1 in

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