... . meet all brand machines the fastest r.p.m 3.use for industrial closing machines 100% spun polyester sewing ... kg,which meet the workers careless factories at night.3) We can produce the thread lubricate oil up to ... . Industrial closing machines: Cone weight 1kg, 2.5lb, 2 kg, 4.5lb, 5lb, 3kg, 4kg, 5kg, 18lb, 9kg, 20lb & ... plantsewing works applications. 100% spun polyester sewing thread 12/4,12/3,20/2,20 ...