DV 1.5[dm3] – Volume doser – 3D CAD drawings Working on new project for botling industry – Volume Doser. This industrial 3D design is based on: – pneumatic FESTO actuator, – DIRECTIONAL SPOOL VALVE. Fabricated ofinox inox steel 1.4301 for food industry purpose. Early version. Tags: 1.4301, 3D, feeder, foof industry, inox, project, volume feeder