The 983330 Positive Displacement Pump features a patented sealless design. It is specifically designed to dispense Loctite threadlockers and retaining compounds in rotospray applications with a high degree of precision. The dispense range capability of this pump is 0.02 - 0.4 cc. It has a modular design for easy maintenance. For rotospray applications, Loctite 982880 4 Liter Gravity Feed Reservoir would normally be used with the 1026006 Digital Multi-Function Controller.