LMT Onsrud solid carbide router. Designed for rounding the edge of sheets or parts. They come in both single flute and double flute.
Application: soft plastic, hard plastic, solid surface
Specs: 0.5" cut diamter, 0.625" length of cut, .347" small flute length, .5313" opening, .0625" tip to radius, 0.5" shank diameter, 3" overall length