Use this hard-to-find short air compressor hose to build any adapter for your air compressor. It is also suitable for use in water and hydraulic applications. The Insta-grip hose is more abrasion-resistant, durable, and kink-resistant than regular air compressor hose. We use food-grade vegetable oil only in the installation process. Most commercially available brass fittings contain up to 8% lead, but for your health and safety, the lead-free brass fittings in this item have been tested by an independent testing lab and certified to contain less than 0.25% lead.