FlushSaver STAINLESS STEEL 3 PACK Toilet Bolts and Seal Set. Slotted Head Bolts are 2 3/4" x 5/16" (M70x8) each with cone seal, dual washer sets, tank nut and wingnut. WILL NOT LEAK or CORRODE Stainless Steel 2 3/4" x 5/16 Studs + 1/2" Nuts + Washers + Wingnuts + 2" Tank Gasket SAE 304 Grade Stainless Steel and Seals will Not Rust, Corrode or Leak Rubber cushion washers will NOT Chip or Damage Porcelain Tank or Bowl Base EASY TO INSTALL * CORROSION RESISTANT * SEE INSTALLATION TIPS BELOW