| Item | OEM Factory Customization Wholesales Headphone Spring | 
| Material | SS302(AISI302) / SS304(AISI304) / SS316(AISI316) / SS301(AISI301) | 
| SS631 / 65Mn(AISI1066) / 60Si2Mn(HD2600) / 55CrSiA(HD1550) / | |
| Music wire / C17200/C64200, Etc | |
| Wire diameter | 0.1~20 mm | 
| Ends | Close and ground, close and square, double close end, open ends | 
| Finish | Zinc plating, Nickel plating, Anodic oxidation,Black oxided,Electrophoresis | 
| Power coating, Gold plating, Silver plating, Tin plating, Paint,Chorme, Phosphate | |
| Dacromet,Oil coating, Copper plating, Sand blasting, Passivation, Polishing,Etc | |
| Sample | 3-7 work days | 
| Delivery | 7-15days | 
| Warranty period | Three years | 
| Package | 1.PE bag inside, carton outside/Pallet. | 
| 2.Other packages: Wooden box, individual packaging, tray packaging,tape & reel packaging etc. | |
| 3.Per our customer’s need. | 
 
		    
			 
		    
			 
		    
			 
		    
			