Cleanroom swabs for precision cleaning, solvent application and residue removal on optics, electronics and critical surfaces, from TekniSwab, Puritan PurSwab, Coventry and Harmony Lab. Tip materials include knitted polyester, foam and low-lint cotton. Tip shapes range from micro, pointed and conical to paddle, pillow and elongated, on swabs from about 2.6" to 6" long. ESD-safe swabs protect static-sensitive assemblies. Swabs come by the bag, with case quantities for production lines. For electronics work, see electronics assembly supplies.