Introducing premium quality woodworking clamps, crafted from top-grade aluminum alloy die-casting material, these sturdy 90-degree corner clamps feature a heat-treated rust-proof coating for unparalleled abrasion resistance, heavy-duty performance, and longevity. Boasting a clamping range of up to 70mm (2.75 inches), they effortlessly accommodate a wide array of materials, including metal tubes, steel rods, wood, thick glass, and acrylic, making them indispensable tools for everyday woodworking tasks like cabinet construction. Their adjustable swing jaw design revolutionizes the joining process, enabling seamless connections between two varying thicknesses of materials at a precise 90-degree angle. The single-handle mechanism, ergonomically coated with TPR rubber, ensures a comfortable, slip-resistant grip, facilitating swift and secure set-ups. Versatility defines these clamps, as they excel in a myriad of applications - from aligning, nailing, and drilling to welding, screwing, furniture assembly, and repairs. Whether you're crafting cabinets, wooden boxes, picture frames, birdhouses, mailboxes, or engaging in DIY woodworking projects, these clamps are your go-to solution for precision, durability, and convenience.