Flow Cup Dip-flow cup made of aluminium, based on DIN 53211, nozzle diameter: 2 – 8 mm Model 321 Model 321-2 mm Dip-flow cup made of aluminium, based on DIN 53211, nozzle diameter: 2 mm Model 321 Model 321-3 mm Dip-flow cup made of aluminium, based on DIN 53211, nozzle diameter: 3 mm Model 321 Model 321-4 mm Dip-flow cup made of aluminium, based on DIN 53211, nozzle diameter: 4 mm Model 321 Model 321-6 mm Dip-flow cup made of aluminium, based on DIN 53211, nozzle diameter: 6 mm Model 321 Model 321-8 mm Dip-flow cup made of aluminium, based on DIN 53211, nozzle diameter: 8 mm