1/8 Inch Down Cut Single Flute (O Flute) Spiral End Mill CNC Router Bits ,with 1/8 Inch Cutting Dia，0.87 Inch Cutting Length for Acrylic PVC MDF Wood Pack of 5 (3.175*3.175*22mm)

This is a down-cut bit, leaves a clean top edge but a rough bottom edge.It is great for cutting shallow dados, rabbets, and visible slots. When cutting dados or grooves with a down cut bit, be sure to slow the feed rate to allow more time for chip removal Solid Carbide Spiral Router Bit with 1/8inch Shank , 1/8inch Cutting Diameter, ,(0.87")22mm Cutting Length, 1-1/2" (38mm) for Total Length,Pack of 5 Ideal For carving/cutting/engraving/milling/slotting/sculpturing in materials like MDF, ABS, PVC, acrylic, nylon, resin, plastics, density board, wood, plywood, hardwood etc. Widely used For CNC Engraving, Milling, Roughing, Hollowing, 3D sculpturing purposes Excellent combination of upper and lower blades, SHARP cutting edge High precision grinded and polished, high abrasion resistance and temperature resistance, good rigidity, not easy to break