Amana tool 51438 SC Spiral, Plastic Flush Trim 1/2 D x 1-1/8 CH x 1/2 SHK x 4 Inch Long Double BB Router Bit

2 Flute - Mirror Finish Up-Shear Industrial quality spiral router bit designed for trimming sheets of stack plastics and laminates in hand-fed applications. Double bearing provides smoother action around contour of the template. Cuts Coroplast (A soft plastic cardboard made with super soft, super flexible PVC). Benefits of "Mirror Finish" Polished Flute Razor sharp cutting edge for effortless chip removalHelps prevent chip re-welding or adhering to the toolExtended Tool LifeExceptional Cut QualityExcellent for cutting:PlasticAcrylicAcrylic StoneAcrylonitrile Butadiene Styrene (ABS)CorianCoroplastFomexHigh Pressure Laminates (HPL)Hydroxy-Terminated Polyether (HTPE)LubXPerspex Cast Acrylic SheetPoly (methyl methacrylate) (PMMA)Polyoxymethylene (POM), also known as Acetal, Polyacetal and PolyformaldehydeSign FoamStarBoard (King StarBoard 'R') High Density Polyethylene Sheet (HDPE)Urethane