Main Body Material: 40CR Steel Material: Aluminum Alloy Heavy Duty Cutter Mate...Main Body Material: 40CR Steel Material: Aluminum Alloy Heavy Duty Cutter Material: Aluminum Alloy Packing Weight:9 LBS The hydraulic tubing expander has 7 tube expander head sizes to use:Suitable for 3/8 1/2 5/8 3/4 7/8 1 1-1/8 Inch O.D.Tubing...more