VEVOR Magnetic Lifter, 3300lbs/1500kg Pulling Capacity, 2.5 Safety Factor, Neodymium & Steel, Lifting Magnet with Release, Permanent Lift Magnets, Heavy Duty Magnet for Hoist, Shop Crane, Block, Board

Yes, it is suitable for lifting round steel objects. The U-shaped groove allows compatibility with flat and round steels, though adsorption capacity is 30-50% less for round vs. flat steels.

The product description does not mention anything about adjusting the safety factor. However, it states that the magnetic lifter has a safety factor of 2.5, which means it can lift 3,300 lbs (1,500 kg), which is 2.5 times its maximum lifting capacity of 1,320 lbs (600 kg).

Yes, the operating temperatures are clearly specified in the product description. It can operate within a temperature range of -40°F to +176°F (-40°C to +80°C).

Yes, the handle is rubber-wrapped for a comfortable grip, according to the product description.

According to the product description, the hook is made of high-strength steel with a chrome finish, which is described as smoother, more rust-proof, and easier to clean.