... 8oz, 1~10kg, 4.5~20lb1)high quality Spun Polyester Bag Closing Threads without any knot.2) Our max cone ... 3) We can produce the thread lubricate oil up to 7% which meet all brand machines the fastest ... or 250gm to meet all brands portable closers usages. 2. Industrial closing machines: Cone weight 1kg, 2.5lb, 2 kg, 4.5lb, 5lb ... applications. 100% spun polyester sewing thread 12/4,12/3,20/2,20/4...