This vertical clamp features a striking red color that contrasts sharply with other parts and tools, making it easily identifiable. The vibrant color ensures it can be easily spotted against any background in the workshop or warehouse. The contact surfaces for gripping the stone are made of polyurethane rubber, which is impact-resistant and abrasion-resistant. The textured design ensures a firm, non-slip grip, thereby improving safety and preventing damage to the stone during lifting operations. The lifting clamp is made of alloy steel with a rust-proof coating, making it resistant to paint peeling and able to withstand harsh environments. It is safe, impact-resistant, durable, and has a long service life. The 7mm diameter manganese steel chain is equipped with a chain adjuster for easy chain length adjustment. The opening size is freely adjustable to meet your needs for different sizes of stone. With its powerful jaws, the vertical clamp can firmly hold steel plates of various thicknesses. It is easy to operate, saving time and effort. This heavy-duty clamp is used for vertical lifting and transport; it is suitable for lifting concrete blocks, granite slabs, timber, steel plates, marble, bricks, and most types of materials or stone; allowing you to move materials safely and easily., Manufacturer: JYBNBBE