Heiber Spirit Level Vial Factory is a new leaguer for spirit level field. The main products include plastic circular spirit level vial, plastic cylindrical spirit level vial, glass circular spirit level vial, glass tubular spirit level vial, metal spirit levels, optical sensor level vial. Heiber was built according to the requirement of international market and will not supply product to domestic market. Although there are some special factories who are producing spirit level vial, nearly no one can meet the requirement of international market on quality. That is also why Heiber comes to this market. With our strict quality control, with our special team for export, please be sure that you will get the right product and satisfying service from Heiber.