Purestat® ESD swab has good quality and cleaning capability, it is used for cleaning HDD components, optics instrument, medical device, wafer, flat panel displays or vacuum equipment. Its laundered Purestat® swab head construction provides good particle and residue removal Without any abrasion. Unique thermal bonding and cleaning process ensure a minimum of particle shedding from foam seal. The handle is made from a patented Inherently Dissipative polymer to provide clean, permanent ESD protection without contributing particulate contaminates to the cleanroom.