Needle Disposable Probe Stainless Steel Cannula And Polypropylene Hub Brown 19 Gauge Length 1 In Outside Dia 0.042 In Inside Dia 0.032 In Dispenses Fluids Adhesives Solvents Fluxes Oils And Pastes Used In Production Maintenance Laboratory Operations And Industrial And Institutional Dispensing For Use With Syringes and Dispensing Machines Package Quantity 50