ISO 4144
Forma:
1/8" - 1/2"   Esagono
3/4" - 2"  Ottagono
2 1/2" - 4"  Decagono
				
ISO 4144
Forma:
1/8" - 1/2"   Esagono
3/4" - 2"  Ottagono
2 1/2" - 4"  Decagono
				
| 
				 Size mm  | 
			
				 1/8"  | 
			
				 1/4"  | 
			
				 3/8"  | 
			
				 1/2"  | 
			
				 3/4"  | 
			
				 1"  | 
			
				 1 1/4"  | 
			
				 1 1/2"  | 
			
				 2"  | 
			
				 2 1/2"  | 
			
				 3"  | 
			
				 4"  | 
		
| 
				 L1  | 
			
				 13  | 
			
				 13.5  | 
			
				 15  | 
			
				 16  | 
			
				 17  | 
			
				 20  | 
			
				 22  | 
			
				 24  | 
			
				 27  | 
			
				 29.5  | 
			
				 31  | 
			
				 34  | 
		
| 
				 L  | 
			
				 30  | 
			
				 33.5  | 
			
				 36.5  | 
			
				 39.5  | 
			
				 42.5  | 
			
				 50  | 
			
				 54  | 
			
				 58  | 
			
				 65  | 
			
				 75  | 
			
				 83  | 
			
				 110  | 
		
| 
				 SP/THK  | 
			
				 1.5  | 
			
				 1.5  | 
			
				 1.5  | 
			
				 1.6  | 
			
				 1.7  | 
			
				 1.9  | 
			
				 2.2  | 
			
				 2.4  | 
			
				 2.7  | 
			
				 3.2  | 
			
				 3.6  | 
			
				 4.1  |