VALLEY HILL Ceramic Bobbin IISKU49965783112890OverviewBoth ends where the threads rub are made of heat-resistant ceramic.It is extremely difficult to cut even with a thin thread. Uses ceramic Specifications that are extremely difficult to cut even with thin threadsFeaturesBrandVALLEYHILLUS $7.54 US $0 4996578311289 Customer reviews and ratingsBe the first to write a review of this product!