Description: 12 pcs carbide end mill cutter, afunta 4 pcs 1/8" cnc router bits double flute tools + 8 pcs 1 flute single edged milling cutter (2 types) for nylon, resin, abs, acrylic, pvc, mdf, hardwood. Features: SUITABLE MATERIAL: Nylon, Resin, ABS, Acrylic, PVC, MDF, Hardwood and other three-dimensional sculpture, surface machining, etc. SUPER CHIP REMOVAL: Design of CNC Router Bit is oversized spiral and discharge chips, to prevent sticking knife, raising production efficiency. PERFECT CUTTING: The Router Bit makes smooth cutting, non-stick crumbs, not black, increase the speed. HIGH QUALITY AND DURABLE: these Engraving bits have sufficient flexural strength and wear resistance, suitable for precision engraving of various materials. ENOUGH TO REPLACE: There are 12 pcs three size mill cutter for you to replace and use for a long time. Specification: Item Weight:0.705 ounces; Material:Carbide; Measurement System:Inch; Model Number:AF-3-mill_cutter_12; Part Number:AF-3-mill_cutter_12; Shank Diameter:3.175 millimeters millimeters; Tool Flute Type:Spiral; Package Included: 4 X 1/8" Carbide CNC Router Bits Double Flute Tools 4 X single edged milling cutter (3.175 x 2 x 8 mm) 4 X Single edged milling cutter