Williams Double Head Flare Nut Wrenches will not mar fittings on pipes and tubing. The Satin chrome textured finish provides great feel and extra gripping power. While recessed corners in ends provide extra turning power. For over 140 years, Williams has manufactured high quality industrial tools for professionals like you. Every day we purposefully choose our next product innovation by examining and understanding your needs, because we know you value your work and pride yourself in being the best. We develop tools strong enough to endure extreme industrial conditions. Leveraging our heritage of making great tools, with the right materials, and precise engineering specifications. Since 1882, Williams had made products designed to be put to work with confidence.