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			 Apparently in order to drill holes for 1-1/2" bulkheads I need a 2-3/8" diamond coated hole saw and I have had no luck finding anything online available in Calgary.   Any idea where I can get one?  I need to drill the tank tomorrow. 
		
	
		
		
		
		
		
	
		
		
	
	
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			#2  
			
			
			
			
			
		 
		
		
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			 Forget that idea.   Not worth the risk. 
		
	
		
		
		
		
		
		
			Would a 2-1/2" hole saw be OK? It is 1/8" larger but I would think that the gaskets would keep it from leaking. Last edited by Treebeard; 09-28-2016 at 10:47 PM.  | 
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			#3  
			
			
			
			
			
		 
		
		
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			 I got some at princesd auto a few years ago, i think thry were pretty cheep compared to other places, ill try and check what sizes i have if i can find them 
		
	
		
		
		
		
			
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	but what the heck do i know  | 
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			#4  
			
			
			
			
			
		 
		
		
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			 Thanks, but I found one at Home Hardware in Okotoks. 
		
	
		
		
		
		
		
	
		
		
	
	
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			#5  
			
			
			
			
			
		 
		
		
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			 Yes princess auto stocks them the only go to 1 5/8 though ,I'm thinking a place like northlands construction might have some in stock although 2 3/8 is kind of a weird size they probably only have 2 1/4 then 2 1/2" 
		
	
		
		
		
		
		
	
		
		
	
	
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