Description Zinser Spinning Frame Year: 1995 Make: Zinser Model: 421 E 640 spindles Single-control Ring diameter: 50 mm Gauge: 75 mm Tube length: 260 mm Skf pk 1601 drafting system Caddy automatic doffing system Magitex "m" overhead cleaner for ring frame and winder Inverter Schlafhorst 238 Winding Machine Year: 1995 18 heads Pitch: 6 in (152 mm) Conicity: 4°20' Grooved drum: 2 revolutions' variable step 1 auto-doffing trolley Single basket Electronic clearers: Peyer with Uster heads Thermo splicer