Measure and mark your hem plus your side length from one edge of your.
													
																	How to build a box out of sheet metal. 
									
	
		
	
																	You ll want to get a 12 x 12 sheet at least. 
																	Use the cutting torch to cut out each panel and then grind the edges smooth with the hand held grinder. 
																	A riveted metal box with lid. 
																	Making the sides part 3 step 5. 
															
													
									
	
		
	
																	We will make the box out of 0 032 1 32 aluminum sheet metal. 
																	A flat version of your box. 
																	Mock up optional measure and mark your hem length from one edge of your paper. 
																	I have a graph paper drawing in the pics below but its not for this box 2 trace your template on to your piece of sheet metal as pictured i suggest 20 22 gauge steel 3 cut your piece into the same shape as template. 
															
													
									
	
		
	
																	Draw a line parallel to the edge you measured from through your marked measurement. 
																	Use the corner notcher to cut out any right angles. 
																	Making the sides part 1 step 3. 
																	1 first you want to make an expanded template for your box out of cardboard paper etc. 
															
													
									
	
		
	
																	Repeat steps one and two for all the edges of your paper. 
																	A typical box will have six panels total with opposite sides matching one another. 
																	Creating a 22 gauge sheetmetal box from scratch. 
																	Video tutorial includes cutting the sheetmetal template and bending the pieces on my 24 grizzly box pan b.