Description Overview Six ring spinning machines total: four Zinser type 421 E and two Zinser type 450 Zinser Type 421 E Quantity: 4 machines Year: 1997 Spindles per machine: 1100 Ring diameter: 51 mm Gauge: 75 mm Drafting: PK1601 Includes Co-We-Mat Zinser Type 450 Quantity: 2 machines Year: 2000 Spindles per machine: 1104 Ring diameter: 51 mm Gauge: 75 mm Drafting: PK-6000 SKF Includes Co-We-Mat