Copper washers’ key features.
-  Excellent at conducting thermal and electricity 
 -  Non-magnetic properties 
 -  Resistant to corrosion 
 -  Useful when in need to seal
 
 
                                                            
                            
                                
                                    
                                        | Item No. | 
                                                    Inside Diameter (inches) | 
                                                    Outside Diameter (inches) | 
                                                    Gauge No. | 
                                    
                                
                                
                                        
                                            | KW302 | 
                                                    
13/32                                                     | 
                                                    
11/16                                                     | 
                                                    
20                                                     | 
                                        
                                        
                                            | KW303 | 
                                                    
1/4                                                     | 
                                                    
1/2                                                     | 
                                                    
20                                                     | 
                                        
                                        
                                            | KW304 | 
                                                    
17/64                                                     | 
                                                    
35/64                                                     | 
                                                    
20                                                     | 
                                        
                                        
                                            | KW305 | 
                                                    
11/32                                                     | 
                                                    
9/16                                                     | 
                                                    
20                                                     | 
                                        
                                        
                                            | KW306 | 
                                                    
13/32                                                     | 
                                                    
11/16                                                     | 
                                                    
18                                                     | 
                                        
                                        
                                            | KW307 | 
                                                    
29/64                                                     | 
                                                    
29/32                                                     | 
                                                    
18                                                     | 
                                        
                                        
                                            | KW308 | 
                                                    
17/32                                                     | 
                                                    
27/32                                                     | 
                                                    
18                                                     | 
                                        
                                        
                                            | KW309 | 
                                                    
19/32                                                     | 
                                                    
61/64                                                     | 
                                                    
18                                                     | 
                                        
                                        
                                            | KW310 | 
                                                    
25/64                                                     | 
                                                    
53/64                                                     | 
                                                    
14                                                     | 
                                        
                                        
                                            | KW311 | 
                                                    
9/16                                                     | 
                                                    
13/16                                                     | 
                                                    
16                                                     | 
                                        
                                
                            
                         
                        
                            
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