Features: Mill Cutters, usually used to be assembled on milling machine. Suitable for CNC data processing center, carved, high-speed machines.Can milling of copper, aluminum, tool steel, cast iron, etc. Foam, EVA board, multi-layer board, flower board, fibreboards, melamine boards; MDF, HDF, and all kinds of composite boards; Solid wood, hardwood, real wood, organic plates; PVC, acrylic, double-color board, ABS, and so on. 2 Straight Flute MDF Cutter,Professional, High toughness, abrasion resistance, high-speed cutting for the high hardness.Can processing directly or fine processing to the heat treatment mold. Special design, combined hard cutter body and high-class cutting edge,High cleaness &durability, Long service life; HIGH-Quality tungsten steel solid carbide;High working efficiency and not easy to break, good value, Reducing the number of tool changes, improve machine actuator movement rhythm, save mold making time.save money. Specifications: Material: Carbide Color: As Shown In llustration Size: A1:1/4X1/4 ( 6.35mm/0.25'' X 6.35mm/0.25'') A2:1/4X5/16 ( 6.35mm/0.25'' X 7.96mm/0.31'') A3:1/4X3/8 (6.35mm/0.25'' X 9.52mm/0.37'') A4:1/4X1/2 (6.35mm/0.25'' X 12.7mm/0.50'') A5:1/4X5/8 (6.35mm/0.25'' X 15.9mm/0.62'') B1:1/2X1/4 (12.7mm/0.50'' X 6.35mm/0.25'') B2:1/2X5/16 (12.7mm/0.50'' X 7.96mm/0.31'') B3:1/2X3/8 (12.7mm/0.50'' X 9.52mm/0.37'') B4:1/2X1/2 (12.7mm/0.50'' X 12.7mm/0.50'') B5:1/2X5/8 ( 12.7mm/0.50'' X 15.9mm/0.62'') Package Include: 1PC X Router Bit