1/2 inch Solid Carbide 2-Flute Upcut Spiral — C.R. Onsrud

This 1/2 inch Solid Carbide 2-Flute Upcut Spiral with a 1-1/4-inch cutting edge length, and a 1/2-inch shank diameter is specially developed by C.R. Onsrud for production-grade CNC routing where finish quality and tool life matter. Designed for production routing on cabinet, millwork, and panel material. Cabinet shops, millwork producers, and specialty fabricators use this geometry to eliminate chip-out, reduce rework, and maintain consistent edge quality across long production runs. Compatible with C.R. Onsrud, FANUC, Thermwood, Biesse, SCM, HOMAG, Weeke, Multicam, Komo, Northwood, Shop Sabre, Anderson, and most other industrial CNC routers and machining centers. Standard shank diameter for production tool changers; verify your spindle’s collet size before ordering. Onsrud Tooling is your trusted source for genuine cutting tools for over 50 years. In stock tools generally can ship same-day on orders placed before 2 PM ET.