Feature●【Size】? Radius 1.75 inch, Bore 1.25 inch, Bottom diameter 2.25 inch.●【Premium & Durable】? Made with premium carbide for cutting sharper and smoother; With carbide tipped 4-wing gives fine quarter round surface and longer tool life.●【Materials】? Easily for cutting solid wood, chipboard, plywood, MDF and plastics.●【Balance】?Dynamic balance test to every cutters, Precision body balance at high RPM.●【Reliable】?32-year experience of cutting tool design and production in the industrial field.Description This 4-wing carbide tipped Quarter Round shaper cutter designed to use for round corn, and it cuts materials smoothly. Comparing to Carbide tipped 3-wing shaper cutters, 4-wing cutters give better clean cut and more durable; Especially best for heavy duty job.