Designed for lifting plate material in a vertical position. Lifting eye includes chain for greater versatility. Heavy-duty steel construction for years of reliable use. Meets ASME B30.20 specifications. Do not use plate clamps to lift loads less than 20% of rated capacity. Lift only one plate at a time. Plate must be clean and free of oil. Not designed to use on stainless steel or aluminum plates. For use with materials with a surface hardness to 30 RC (300 HB).