Drill bits (cnc tool)is Good for Acrylic,MDF,Aluminum,wood. chip combines large capacity tank,cutting with spiral sharply Type:milling cutter(cnc tools ... ,HDPE,Polycarbonates.wood Features: Chip combines large capacity tank,cutting with spiral sharply which greatly improve the processing efficiency and quality ... 50M1-6326 32 6 60 One flute spiral milling cutter(cnc tools)