zvd 10pcs hss router wood milling cutter bits cutting files for dremel rotary tool carpenter woodworking tools

made from high speed steel, which is tough, stable, reliable and durable. a wide range of materials can be engraved including wood, abs, acrylic, pvc, plastic, copper, aluminum etc. large capacity chip groove, and spiral sharp tip, greatly improve the efficiency and quality of products. 1 8 shank hs