Whiteside UD4125 — Up/Down Cut Spiral, 3/8" Shank, 3/8" Dia, 1-1/4" CL, 3" OAL.
- Shank: 3/8"
- Cutting Diameter: 3/8"
- Cutting Length: 1-1/4"
- Overall Length: 3"
Materials: Natural woods, composites, hard plastics, thin aluminum
Recommended RPM: 16,000-18,000 (max 24,000)
Made from solid carbide, each bit contains an up cut and down cut flute. This flute design creates a compression cut that prevents fraying and splintering. Compression spirals will save you time and money on finishing your projects edges by reducing sanding time.
- TOOL SPECS: Solid carbide, 1+1 compression spiral with 3/8″ cutting diameter, 3/8″ shank, 1-1/4″ cutting length, and 3″ overall length for use in routers with a 3/8″ collet.
- COMPRESSION SPIRAL: Features up cut and down cut edges for a chip-free finish on both the top and bottom of the cut, ensuring clean, precise results.
- UP AND DOWN CUT: Designed with up cut and down cut edges, this tool performs like two separate bits, providing the many benefits of both styles in one tool.
- CHIP REMOVAL: Ideal for chip removal in tight spaces, especially where standard compressions will not clear chips effectively.
- MATERIAL: Perfect for plywood and laminate cuts where chipout is common. Also performs excellent in hardwoods and softwoods, providing clean, smooth cuts in various materials.
- MACHINES: Perfect for routing grooves, dados, trim, or through cuts. Compatible with hand-held routers, router tables, and CNC routers for precision woodworking.
Whiteside catalog page 4.


