Weller WR 3M Information The Weller WR 3M is a professional soldering station that offers a high level of performance and versatility. It features three independent channels, each of which can be used to power a different soldering tool. This makes it ideal for tasks that require the use of multiple tools, such as through-hole and surface-mount soldering. The WR 3M also features a number of other advanced features, including a digital temperature controller, a vacuum pick-up tool, and a preheating plate. The digital temperature controller allows for precise temperature control, while the vacuum pick-up tool makes it easy to remove solder from components. The preheating plate helps to prevent components from warping or cracking during soldering. The Weller WR 3M is a powerful and versatile soldering station that is ideal for a wide range of applications. It is a good choice for professional electronics technicians, as well as hobbyists and DIY enthusiasts.