TJ Longda 20 pieces Double Ear (2 Ears) Hose Clamps size 5/8" 1, Made of 101 steel, material no. 1.0338 / SAE 1008/1010, zinc-plated 2. 2-Ear design for increased clamping range. 3. For use on rubber hoses, plastic tubing, electrical cables, air hoses and other materials. 4. De-burred edges prevent damage to clamped parts. 5. Fast, simple and safe installation.