About This Size:3 inch 3 jaw pullers with max spreads of 75mm,Jaw length 80mm,suitable for bearings and other parts with a diameter of 10-80mm(0.4-3.15inch) Materials:Jaw puller made of premium high carbon steel,characterized by high hardness, high torque, and high toughness,upgraded heat treatment process,endowed it with grade wear resistance and corrosion resistance,very durable Design Advantages:3 jaw symmetric design greatly reduce force deviation. Reversible jaws support internal/external pulling.The reinforced jaw heads prevent breakage during workpiece disassembly, ensuring safety and durability Easy Operation:Clamp jaws evenly on the workpiece edge,align the central shaft tip with the support base vertically,rotate the top crossbeam clockwise,It can be labor-saving disassembled with ease Applications:Puller As a universal removal tool, it is suitable for different flywheels, bearings, wheels and other parts.Widely used in railway vehicle maintenance, mechanical installation, support of construction projects