Industrial quality aluminum cutting router bits are made by Amana Tool, the leading manufacturers of high quality wood cutting tools. Amana Tool 46290-K CNC Spektra Extreme Tool Life Coated Spiral 2D/3D Carving 0.10 Deg Tapered Angle Flat Bottom x 1/16 D x 5/16 CH x 1/4 SHK x 2 Inch Long x 3 Flute SC Up-Cut Router Bit incorporates high shear, multi-flute and a nACo Ceramic Spektra Coating provides high resistance to wear, sharper cutting edges, extended tool life and less friction and heat buildup. Modern-day materials present challenges to the fabricator, using these special multi-flute edge tools featuring nACo Ceramic Spektra Coating addresses these challenges with a winning geometry combination. Excellent for: Acrylonitrile-Butadiene-Styrene (ABS), Acrylic, Acrylic Stone, Aluminum, Brass, Bronze, Composite, Copper, Corian, Coroplast, Dibond, Ethafoam, Ethylene-vinyl Acetate Foam (EVA), Expanded Polystyrene Foam (EPS), Expanded Polypropylene (EPP), Extruded Polystyrene Foam (XPS), Fiberglass, Fiberglass PCB Board, Foam Board, Graphite, HDPE, HDU, 20lbs High Density Urethane, MDF/HDF, PALFOAM?, Polyethylene (PE) Foam, Phenolics, Plastics, Phenolic Composites, Polycarbonate (Lexan?), Poly (methyl methacrylate) (PMMA), Polyethylene (PE) Foam, Polylam, Polyurethane Foam, PVC, PVC Foam Board, Sign Board, Sign Foam, Titanium, Tooling Board, Wood, XPE (Cross Linked Polyethylene) Foam. SPECIFICATIONS: (D) Diameter: 1/16; (a) Angle: 0.10; (B) Cutting Height: 5/16; (d) Shank: 1/4; Overall Length (L): 2; Type: Flat Bottom, nACo Ceramic Coating; Flutes: 3.