Big bag sewing machine

A strong motor. Sewing machines that do well with heavy materials such as denim and leather need to have a strong motor so it can drive the needle through thick fabric over and over without slowing down or wearing down. Keep in mind that industrial machines used in factories have much bigger motors than heavy duty home machines because they are being used hours and hours on end.

3. Quilting Needles Specifically designed for quilting, these needles have a tapered point that easily penetrates multiple layers of fabric.

A floating foot sewing machine is a type of sewing machine designed with a unique foot that can glide over various types of fabrics while maintaining consistent pressure. Unlike traditional presser feet, which can sometimes cause fabric bunching or uneven feeding, the floating foot allows for smoother movement, making it ideal for delicate or multiple layers of fabric. This feature is particularly beneficial for quilters, who often work with thick layers of material.

Maintenance is also an important consideration when investing in a long arm upholstery sewing machine. Regular cleaning and oiling of the machine's moving parts will help ensure smooth operation and prolong its lifespan. Additionally, it is recommended to have the machine serviced by a professional technician annually to address any potential issues and keep it running smoothly.