PCB tool series offers solid tungsten‑carbide cutting bits for PCB manufacturing & CNC engraving. High‑grade carbide ensures sharp edges, great wear resistance and long tool life.Products cover PCB drill bits, corn‑teeth router bits, single‑flute, left‑hand & two‑flute cutters, PCB slot drills and DIY kits. Additional special‑purpose tools are available. Works for FR4, aluminum‑substrate, carbon‑fiber, plastic and composites.