The Fujikura FSM12S and FSM19S Splicers FH-12-900 Fiber Holder Set is a high-quality product designed to securely hold optical fibers in fusion splicers. This set includes one pair of fiber holders specifically made for Fujikura splicers, ensuring precise and efficient fusion splicing processes. With the trusted brand of Fujikura, you can rely on this fiber holder set to provide reliable performance during your electrical work.