Swarfega® Duck Oil Multi-purpose Lubricant inc Sprayer A silicone-free, non-conductive, multi-purpose service spray. Exceptionally low surface tension means it can easily penetrate, lubricate and protect with no need to dismantle machinery and parts. Features and Benefits •Exceptionally low surface tension means it can easily penetrate, lubricate and protect with no need to dismantle machinery and parts •Displaces water, penetrates / releases, lubricates damp starter and light degreaser. •Releases seized parts and penetrates tight tolerances to release seized nuts, bolts, components etc.