CNC foam tools let you achieve depth and precision for thick foam carving applications. Ensure your foam projects are milled with accuracy and high detail, deep cuts in thick materials in fewer passes. For thick material up-cut chip removal., #HSS1204, Direction: Up-Cut, (D) Diameter: 1/2, (R) Radius: 1/4, (B) Cutting Height: 6, (d) Shank: 1/2, Overall Length (L): 8, Max RPM: 6,000, Type: Ball End, Flutes: 4HSS1204 High Speed Steel (HSS) Foam Cutting Ball End Extended Reach 1/4 Radius x 1/2 Die x 6 x 8 Long x 1/2 Shank CNC 4-Flute Spiral Up-Cut Router Bit Tin Coated