The dispenser valves, Needle Valves can dispense low viscosity materials with viscosity as low as water to high viscosity materials in accurate and repeatable amountsdue to a minimal dead fluid zone between shots. It is easy to maintain with little or no downtime. A stroke control adjustment which is the dispensing volume regulator dial makes it easy to fine-tune shot sizes up to precise deposits.The needle valves can also be used especially for materials in which fillers have been mixed such as one-component epoxy, paints, silicone etc.