Description Overview Zinser type 420 worsted ring frames Year 1989 and 1990 344 spindles Pitch 82.5 mm Ring diameter 52 mm Oiled rings Drafting And Doffing Double drafting system SKF PK1601 Automatic doffer Covemat Electrical And Accessories Overhead cleaner Inverter 380 V, 3 phase, 50 Hz Condition And Usage Machines are in very good condition and still in production Have run only 200 days per year in 2 shifts General overhauled in 2012