MS-A is a product line of JBC Tools, a leading manufacturer of soldering and welding tools. MS-A products include a variety of soldering irons and soldering guns, as well as torches, thermal cutters, and accessories. The MS-A soldering irons are designed to work with various pad sizes, with an adjustable temperature range of up to 1100°C. Additionally, they come with a variety of tips, including round, pointed, and flat. JBC Tools also offers a range of accessories for the MS-A products, such as varying wattage soldering iron power supplies, stands and holders, as well as tips for a variety of sizes and shapes.