EnPoint&trade; Precision Carbide Solid End Mill 2-Flute 1/8" 3.175mm Shank 1/8" Cutter Dia 17mm Flute Length CNC Milling Machine Router Bits Metalworking for Aluminum Acrylic Wood Plastic PVC MDF Flute Length: 17mm(0.669 inch); Overall Length: 38mm(1.496 inches). Shank Diameter: 3.175mm(0.125 inch); Cutter Diameter: 3.175mm(0.125 inch) Premium and solid carbide made, high hardness and ultra long lifespan for sure! Refuse to break! 2 flutes and sharpened cutter edge will remove the chips with ease so as to offer you a clean and smooth job! Mainly used to cut and mill Aluminum, Plastic, Wood, Acrylic, Solid Wood Panels, Medium Density Fiberboard, Corlor Plates, and Partical Board etc.