yah, after using the hollow rods, i'm not 100% convinced myself.  they did work well however would tend to break easily at times.  that said, applying the acrylic and hydraulic cement combo is amazing at making unusual scapes! 
		
	
		
		
		
		
			
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				Darryl
			 
		
		
		
		
	
		
		
	
	
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