Yes - pretty typical...
			 
			 
			
		
		
		
			
			One good whack with a alrge hammer and you're done. 
 
You could hit them with a small hammer all day and it would just laugh at you. 
 
That's not the most worn one I've seen - by a long way.  I have a MUCH better example if I could just find it. 
 
G
		 
		
		
		
		
		
		
			
				__________________ 
				Gordon,   in Scotland
			 
		
		
		
		
		
	
	 |