1.Premium Steel Construction: This heavy duty stone lifting clamp is crafted from thickened alloy stainless steel, forged at high temperatures for enhanced safety, reliability, and excellent corrosion resistance. Built to maximize the lifespan of your stone lifting tool. 2.Rubber Anti-Slip Padding: The granite slab lifting clamp features polyurethane rubber pads that protect your stone from damage, while the vertical clamps use anti-slip patterns. This design ensures effective insulation, shock absorption, and long-lasting wear resistance. 3.Versatile Adjustment Design: Equipped with adjustable mounting holes, this scissor clamp easily adjusts its width to fit different stone sizes. The manual limiter controls the opening range so you can securely grip materials before lifting, improving safety and efficiency. 4.Heavy-Duty Performance: Upgraded thickened nuts add extra security, and the alloy steel heavy duty stone scissor lifter clamp delivers impressive stability. A manganese steel chain offers high impact resistance, strength, toughness, and stable performance for safe lifting. 5.Application & Easy Installation Designed for vertical handling of marble granite concrete slabs bricks lumber and paving stones this curb stone lifter arrives fully assembled and ready for use Chains connect easily to excavators or other machinery for quick setup, Manufacturer: MERHOVO