Toys coil long custom coil winding wire coil special circular coil induction coil multilayer coil transmitter coil RF coil motor coil circular coil custom rules: coil requirements reflected in the remarks, parameters much detail as possible; if the main map, in red are required It offers, in which: diameter: 19mm (this size is fixed, the mold determined) outside diameter: 27mm (this size is usually limited, which means not to exceed a range are possible) Thickness: 4mm (this is generally limits , less than or equal to the thickness but can not exceed this limit) Wire: 0.22mm (determined value) Inductance: 680uH (inductance value is the most widely used parameters, or provide DC resistance can, provide as much detail) Lead Length: 30mm (This according to the requirements set, terminal line again if you require explanation on request) on the tin Length: 5mm (not to exceed or tin but try to accept this length) These parameters define a coil, welcome all the friends under a single order! Professional machines, professional services! Can be customized according to size, also can be customized according to the sample! MOQ 300! Thank you for your attention!