While cutting at the width of the aluminum siding make use of straight tin snips.
													
																	Cleanest way to cut aluminum siding with a saw. 
									
	
		
	
																	Hot metal chips will fly. 
																	Not all metal cutting circular saw blades will cut thin sheet materials such a roofing and metal trim. 
																	Use a circular saw to make long straight cuts in thicker sheets of metal. 
																	Line up the 1 x4 board along your desired cut line on the aluminum siding level it as needed and temporary nail to the wall in a couple of spots. 
															
													
									
	
		
	
																	Select a fine toothed blade and don t cut aluminum with a wall thickness of more than 1 4 inch 0 64 cm. 
																	Use a nibbler to cut in a straight line. 
																	Cut metal with your circular saw. 
																	Use a pair of snips if you want to avoid power tools altogether and are working with thinner more flexible metal or need to make curved cuts. 
															
													
									
	
		
	
																	Thick using a ferrous metal cutting blade. 
																	There are several ways to cut corrugated metal. 
																	Buy a metal circular cut off bade for your circular saw 7 and a 1 x4 board 8 10 or longer if you need to make a longer cut. 
																	Finally you can also use a utility knife. 
															
													
									
	
		
	
																	About two thirds of the way is ideal. 
																	Be sure to work slowly in order to maintain the proper form. 
																	The metal is for siding a trailer house. 
																	Using a dewalt 20 volt drill and cutters made by malco real good stuff. 
															
													
									
	
		
	
																	It s ideal to use a utility knife to cut your vinyl siding if you need to cut vinyl strips lengthwise. 
																	Set your circular saw to the depth of the 1 board plus another 1 8. 
																	Using a utility knife. 
																	How to cut angle cut for the roof pitch. 
															
													
									
	
		
	
																	If possible choose a saw blade that creates narrow kerfs the notch or slot made by the saw. 
																	In our test it cut through rebar like a hot knife through butter. 
																	It may not be an obvious choice but fitted with the right blade a circular saw is a great metal cutting tool. 
																	Cut across the contours of the aluminum siding with a radial arm saw. 
															
													
									
	
		
	
																	This will help your cut stay clean and prevent the edges of your cut siding from fraying or marring. 
																	Use a wood cutting saw with carbide tipped blades to cut most aluminum. 
																	Step 2 cut the width. 
																	To cut thin materials you need a blade with more teeth and a tooth configuration that will.