Curious how a 4-lane back sealing piston pump stick pack machine actually works? This stainless steel marvel fills liquids precisely, lane by lane, while back sealing each stick for leak-free packaging. ⚙️ How it works: 1️⃣ Piston pump draws and meters liquid accurately 2️⃣ Four lanes fill multiple sticks at once 3️⃣ Back sealing ensures strong, clean closures 4️⃣ Stainless steel body = easy cleaning & hygienic operation ✅ Perfect for juice, sauce, honey, and more — efficient, precise, and hygie