A lifting mechanism for a head member of {TAIL ~ a pipe bender} includes a connecting block and {HEAD ~ an oil cylinder} 
A lifting mechanism for a head member of { TAIL ~ a pipe bender } includes a connecting block and { HEAD ~ an oil cylinder }
OTH OTH OTH OTH OTH OTH OTH OTH TAIL TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH OTH HEAD HEAD HEAD HEAD HEAD HEAD HEAD