... streaming air flow for cleaner, smoother cutting. Product Description : Polyester Monofilament YarnThe nylon trimmer line that we are producing with even ... 1.0mm to 4.0mm, about nylon monofilament we own three related patents. Name: Polyester monofilament yarn Specification: 1.0mm, 1.2mm ... , technical and industrial fabric, tyre cord, fastener hook, fishing net, ropes and so on.