By comparison, solder balls have {TAIL ~ diameter tolerances} that typically vary {HEAD ~ from+/−0.0007 inch} to+/−0.003 inch 
By comparison , solder balls have { TAIL ~ diameter tolerances } that typically vary { HEAD ~ from+/−0.0007 inch } to+/−0.003 inch
OTH OTH OTH OTH OTH OTH TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH HEAD HEAD HEAD HEAD HEAD HEAD OTH OTH