opposing, vertically extending tongues attached to the housing, the tongues configured to insert into {TAIL ~ grooves} on {HEAD ~ a side surface} of the fingers to attach the housing to the fingers without welding, 
opposing , vertically extending tongues attached to the housing , the tongues configured to insert into { TAIL ~ grooves } on { HEAD ~ a side surface } of the fingers to attach the housing to the fingers without welding ,
OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH TAIL TAIL TAIL TAIL TAIL OTH HEAD HEAD HEAD HEAD HEAD HEAD HEAD OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH