Another method is to put a strip of a flat rubber band in the socket with each end protruding and then insert the nut or bolt into the socket.  The rubber band provides the grip needed to hold the nut or bolt.  Once started or after tightening you can pull the socket from the fastener and the rubber band will either be in the socket or just fall out.  The band method avoids the mess of grease or the need to remove tape. ... View more