Welcome OEM,ODM Customized Service Customized all kinds and size of air core coil, bobbin core,miniature coil,high precision coil,sensor coil, inductor coil,transformers etc. We can provide one step solution not only for coil winding,but also it's related modules,components assembly. Below Spec.you can customized your own request. 1:Coil Wire Material/diameter. 2:Coil dimension 3:Coil turns 4:Coil Shapes 5:inductance /Resistance or other parameter etc are all can customized as per your needs. Related accessories: 6: Plastic Case customized/injection housing/ferrite sheet/magnetic pad/tape/PCB /PCBA board etc. Pls provide us your drawing or samples or specificated information/requirements etc. We will provide quick response and solution. For example: Products Code:RFID Air coil D02516-3 Application:RFID accessories Coil Spec:14.4*0.07*684TS Wire:: 2LOCKCS ID:14.40±0.05mm OD:23.6+/-0.05MM Inductance:10.8±1%mH DCR:160-175Ω/25℃ Thinckness:1.24±0.05mm Turn:685TS Products Feature: 1、Reading distance:Fixed style :8~27m(output 30dBm) 2、LifeSpan :11W times writing 3、Data saving :12 years 4、Suitable Temperature :-18℃~68℃; 5 Logos :Screen printed on surface