Durable aluminum alloy corner clamps engineered for precise 90° joints. Each clamp has a TPR-coated ergonomic handle and an adjustable swing jaw to secure materials up to ~2.75″ thick at perfect right angles. The wide jaws (3.74″ width, 1.4″ depth) support wood, steel, acrylic, and more. Excellent for woodworking, framing, welding, cabinet assembly, and DIY projects. Comes with four clamps to allow simultaneous corner alignment and gluing.