New generation of Spiral tools for nesting operation on a CNC machine. Nesting refers to the process of laying out cutting patterns to minimize the raw material waste, #46372, (D) diameter 1/2, (b) Cutting height 1-1/4, (D) shank 1/2, overall length (L) 3, B1 23/64, max RPM 28, 000, flutes 3, 46372 Solid Carbide compression spiral 1/2 dia x 1-1/4 x 1/2 shank x 3 inch long CNC Nesting router bit