Low Helix up-cut spiral bits excel in plastics, acrylics and foam, and even work well in wood and plywood. Also called ‘open helix’ or ‘slow helix’, these low helix CNC bits have less twist than a standard bit, reducing material uplift while cutting. Also features a radiused corner of 0.001″. AstraHP Coated Solid Carbide Tip diameter: 1/4″ Shank diameter: 1/4″ Length of cut: 1″ Corner Radius: 0.001″ Overall Length: 2-1/2″ Made in the USA
