hydraulic type tube expanding tool kit inches:for 3/8",1/2",3/4",1",1-1/8"...metric:for 10,12,16,19,22,25,28mm... hydraulic type tube expanding tool kitinches:for 3/8",1/2",3/4",1",1-1/8"...metric:for 10,12,16,19,22,25,28mm...and other refrigerant tools