The machine 120 comprises a base 122 supported on or in the form of a cart 124 that may be equipped with {HEAD ~ wheels}, such as {TAIL ~ casters}, for easy transport from one place to another 
such as
The machine 120 comprises a base 122 supported on or in the form of a cart 124 that may be equipped with { HEAD ~ wheels } , such as { TAIL ~ casters } , for easy transport from one place to another
OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH HEAD HEAD HEAD HEAD HEAD OTH REL REL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH OTH OTH OTH OTH OTH