Swordfish 32310 2 Ear Clamp Assortment, 125 Piece Two Ear Clamps for Hoses and Other Air/Fluid Media Lines Zinc Plated Steel Clamp construction to resist rust or corrosion Smooth Deburred Edges Prevent Damage to Hoses During Expansion and contraction 6 Sizes Ranging from 3/8" to 3/4"