Hi we are searching for a spool with Winding size 50 mm (Toleanz +5 mm) diameter spool 35 - 50 max) sides are not needed. when sides than not higher than 70 mm + radius spool.Quantity: test size 1000 PcsThan yearly 30 - 50 thousand Pcs. Please communicate per E-Mail direct.Best greetingsHarald Herzig