METAL SHEET ROLLING MILL: This rolling mill is designed for gold, silver, and copper sheet processing, capable of rolling sheets with a 40mm inner shaft, square wires from 1-8mm, semi-circular wires from 2.5-10mm, and round wires from 1.5-6mm, offering versatility in jewelry making. ERGONOMIC DESIGN: The Portable Manual Combination Rolling Mill features optimized gear ratios that reduce manual effort by 60%. The 360° rotating handle is scratch-resistant and ergonomically designed for comfortable operation and smooth hand cranking. CRAFTSMANSHIP AND MATERIALS: This Multi-Function Rolling Mill is forged from high-quality steel, ensuring durability. The heat-treated body is coated for enhanced pressure resistance and wear resistance, making it a reliable tool for jewelry crafting. MULTIFUNCTIONAL DESIGN: This jewelry making tool offers four core functions: flat wire rolling, round wire rolling, semi-circular wire rolling, and square wire rolling. With no need for frequent mold changes, it streamlines the entire jewelry production process. WIDE APPLICATION: Our hand-cranked jewelry rolling mill is perfect for gold, K gold, pure silver, 925 silver, copper, aluminum, and other malleable metals. It's ideal for creating bracelets, rings, bangles, and more, catering to both professionals and DIY enthusiasts.