This KATSU Tools clamp vise is constructed from durable aluminum alloy, making it built to last for various DIY projects including woodworking, engineering, and welding. Its ergonomic design ensures comfort and ease of adjustment, with a non-slip handle to reduce fatigue during prolonged use. The adjustable swing jaws allow for joining two wood blocks of different thicknesses at a 90-degree angle. With a maximum clamping range of 70mm, it can securely hold materials like steel rods, metal tubes, wood, and thick glass. This versatile tool is perfect for applications such as welding, framing, drilling, doweling, cabinet making, furniture installation, and creating aquariums. Weight: 1.7967674353 pounds.