... are made by ourselves, such as the bobbin, and drive plate. So we can control the quality of every part. sizeSpindlenumberTube ... diameterRaw materialPitch rangespeedpower requirementKBL-16-4(90)161-5mmPET,fiber glass,PP,PE,nylon0.5-20mm84round per minute,changeable380V,3 phase ... ,3 phase,0.75kw,50-60Hz KBL-56-1(90)568-12mmPET ,fiber glass,PP,PE,nylon15-100mm20 round per minute,changeable380V ...