High Performance two thread double locked chainstitch bag closing machine, sewing parts with special rust prevention coating and wider for better feeding, with vertical acting presser foot system for closing filled bags. Guides for filler cord for sealing the needle punctures. Independently adjustable chaining and presser foot pressure for optimized bag feeding. Low thread tension reduces the risk of thread breakage. Internal forced lubrication, shell design casting with large external oil filter. Low noise and vibration. Easy and quick sewing speed adjustment.