- Drill bit: high-speed steel with coating treatment, tougher and more abrasion resistant for longer working life and high work efficiency.
- Hss drill bits: bit diameter: 0.5mm, 0.8mm, 1.2mm, 2mm.
- End mill bits: ideal for home diy, building and engineering use etc.
- High steel drill set: round design drill bits, accurate and fine, increase drilling speed.
- Drill bit set: mainly for drilling wood, plastic, fiberglass, printed circuit board, and metal including copper, aluminum, tool steel, cast iron, and heavy-duty abrasive alloy metal, etc.
