Vacuum Pump – Electric, with Pressure Gauge – This is a high-quality vacuum pump specifically designed for educational use, with a precision machined one-stage pump for reliable use and convenient carry handle for moving between prep or classrooms. Contents: 1x Vacuum Pump, 1x Air Filter, 1x Hose Fitting, 1x Bottle of Oil. We recommend the rubber tubing has an internal diameter of 6-7mm, with at least 3mm thickness.
 
Tubing is not included with pump 
The correct tubing to purchase it located in this listing in two sizes 6×1.5mm or 7×1.5mm