Accordingly, the flaps 46 can be used to secure instruments to {HEAD ~ the base member} 12 in that region of {TAIL ~ the base member} 12 adjacent the sheet of abrasive material 42 
Accordingly , the flaps 46 can be used to secure instruments to { HEAD ~ the base member } 12 in that region of { TAIL ~ the base member } 12 adjacent the sheet of abrasive material 42
OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH HEAD HEAD HEAD HEAD HEAD HEAD HEAD OTH OTH OTH OTH OTH TAIL TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH OTH OTH OTH OTH