The product is a set of four Swagelok SS-12-VCR-7-12 fittings, each with a 3/4 VCR x 3/4 NPT size. These high vac/pressure fittings are made in the United States by the reputable brand Swagelok. With a focus on quality and precision, these fittings are designed for use in various industrial applications requiring high vacuum and pressure capabilities. Perfect for professionals in hydraulics, pneumatics, pumps, and plumbing, this product ensures reliable and efficient performance in a range of systems.