Methods of interconnecting {TAIL ~ the parts} are known such as screwing, snap fitting, {HEAD ~ friction fitting} and gluing one part to the other 
Methods of interconnecting { TAIL ~ the parts } are known such as screwing , snap fitting , { HEAD ~ friction fitting } and gluing one part to the other
OTH OTH OTH TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH OTH OTH OTH OTH OTH HEAD HEAD HEAD HEAD HEAD HEAD OTH OTH OTH OTH OTH OTH OTH