When comparing different brands of thread, do not use the 3/0, 6/0, or 8/0 designations. This numbering system is totally arbitrary and varies widely between the manufacturers. The only accurate way to compare sizes is by denier (mass in grams of 9000 meters of thread).
If you have questions about the products that we offer in our online store please feel free to drop us an email or give us a call (508)977-0700. Please remember that Massachusetts Sales Tax is 6.25%.