1. The laboratory made of the high quality stainless steel.Anti-corrosion and anti-acid. 2. Cutting-edge parts of pure manual polishing,fine workmanship. 3. Processed in high temperature and planting anti-static material. 4. Tips after a long time use is still super straight. 5. Can be used for electronic soldering,mobile phone repairing, leather work ,lab,hospital,stamp ect.
