{HEAD ~ The retrieving member} may be positioned near a metallic object and actuated to magnetically retrieve {TAIL ~ the metallic object} and de actuated to release the metallic object 
actuated to magnetically retrieve
{ HEAD ~ The retrieving member } may be positioned near a metallic object and actuated to magnetically retrieve { TAIL ~ the metallic object } and de actuated to release the metallic object
HEAD HEAD HEAD HEAD HEAD HEAD HEAD OTH OTH OTH OTH OTH OTH OTH OTH REL REL REL REL TAIL TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH OTH OTH OTH OTH