Optimize your industrial footwear assembly line with the heavy-duty **GR-368/2 outsole sewing machine** series. Custom-engineered for professional shoe manufacturing factories, premium leather workshops, and heavy-duty boot brands, this floor-standing equipment provides exceptional structural and edge stitching durability. Utilizing an advanced automatic oiling layout, the **GR-368/2** delivers superior needle penetration and uniform thread tension for thick outsoles with minimal maintenance. It is highly optimized for the side seam sewing and rectangular profiles of beach shoes, heavy-duty work boots, and long-tube riding boots. A perfect, high-efficiency investment built to lower labor costs while ensuring endurable, zero-defect construction for luxury casual and safety footwear.