Splicing Kit These five Selma Fids are all you need to splice different sizes and types of rope or line. Features: Highly polished stainless steel Fid sizes: 4, 5. 5, 7. 5, 10, and 13 mm Splice double and hollow braided lines from 1/8" to 9/16" Splice three-strand line or twine up to 1-1/8" WARNING: This product can expose you to chemicals including Diisononly Phthalate (DINP) which is known to the State of California to cause cancer. For more information go to P65Warnings. ca. gov.