Silicone Insert for 678-111 Hu-Friedy Mfg. · #678-011 Replacement part for orthodontic instruments. Add to cart Product InformationManufacturerHu-Friedy Mfg. Keep browsing All products from Hu-Friedy Mfg. (3,245) More in “Orthodontic Pliers & Instruments” (2,425) “Orthodontic Pliers & Instruments” by Hu-Friedy Mfg. (137)