... shape of handle is especially designed for big hand person 45 With Bearing, Laborsaving Eccentric Cone Type Flaring ToolsCM-708-A ... In inch:3/16",1/4",5/16",3/8",1/2",5/8"&3/4" O.D. tubingCM ... A-R410A For R410A bar:3/16",1/4",5/16",3/8",1/2",5/8"&3/4" O.D. tubingCM ... rotate reversedly the handle, can easily release the central axis.3. The special cone eccentric revolution will be allows the ...