60pcs Bobbin With 0.5mm Wire Around 4.5 Ohms , Not sure of the exact size of the wire. measuring with callipers it shows around 0.5mm. with meter it reads 4.5 ohms and around 2mH in inductance.
the hole in bobbin is 12mm in diameters . bobbin is 25mm long and 23mm in diameters.