Amana 51377-Z Solid Carbide ZrN Aluminium Spiral O-Flute Bit, 1/4″ Diameter, 1/4″ Shank

To be used only on CNC machines and routers with automatic feeding.Using the highest quality sub-micrograin carbide these bits have a special proprietary edge processing system featuring a super high polished cutting edge with a unique mirror finish resulting in clean cuts, less chance for chip re-welding, a superior surface finish and a longer tool life. Right hand helix right hand cut.DirectionUp-Cut(D) Diameter1/4(B) Cutting Height3/4(d) Shank1/4Overall Length (L)2Flutes1