Ragland Fabrics' Heavy Duty Thread M36 Collection is engineered for the toughest of projects. This robust thread is designed to withstand high stress and heavy wear, making it ideal for upholstery, outdoor gear, leatherwork, and heavy-duty garments. Its enhanced tensile strength prevents snapping, ensuring your projects remain intact under demanding conditions. The thread's consistent thickness and smooth finish provide a professional look, while its versatility makes it a reliable choice for both machine and hand sewing. For projects that demand extra durability, our M36 collection is the go-to thread for longevity and resilience.