A magnetic wrap around shield can then be formed over the non magnetic bump, so that the bump forms {HEAD ~ a tapered stepped feature} on {TAIL ~ the wrap around magnetic shield} 
on
A magnetic wrap around shield can then be formed over the non magnetic bump , so that the bump forms { HEAD ~ a tapered stepped feature } on { TAIL ~ the wrap around magnetic shield }
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 HEAD HEAD HEAD REL TAIL TAIL TAIL TAIL TAIL TAIL TAIL TAIL TAIL