No , , PCB Board and Device Surface . | The Handle and Brush Made of Anti-static Materials Do Not Generate Static Electricity and Are Not Easy to Damage Electronic Components. | Good Workmanship, The Bristles Are Made of Conductive PA Material, and The Brush Handles Are Made of Conductive PP Material. | Electronic Components, Circuit Board Surface , Computer , Electrostatic Use. | The Resulting Electrostatic Discharge to The Ground, Suitable for Cleaning, Cleaning, Packaging Area.