Designed to suited most tightly coupled toilet with round or hexagonal flush nut, this toilet tanks to bowl gasket kits works with both new and old toilets across major brands, great for general maintenances and repairs The comprehensive toilet repair kits allows for fast and easy setup with common tools, saving time and effort during toilet maintenances or replacement project This toilet tanks to bowl bolt and gasket set includes sponge rubber gaskets, stainless steel bolts, washers, and nut everything needed for secure toilet tanks installation or repair in package Features resistant stainless steel bolts that withstand bathroom condition, combined with designed metal washers and nut for a stable connection that prevents tanks wobbling Specially engineered sponge rubber gaskets a tight, great seal between tanks and bowl to water leaks, protect bathroom floors from damage, and ensures leak freely