Kontakt Chemie Air-Dusters Air duster 632209 - Kontakt-Chemie 33163-AB, Kontakt Chemie's 33163-AB DUST OFF 67 is a non-flammable, compressed air spray ideal for cleaning delicate equipment. Designed specifically for safe use on electronic components, it effectively removes dust and debris. This air duster is typically used for sensor and switchboard cleaning in maintenance and repair tasks. Kontakt-Chemie 33163-AB DUST OFF 67 Non-Flammable Air Duster 200ml