The Mini Pro Tram by Edge Technology has all the same great features of the full size Pro Tram but in a smaller package. The unit is perfectly sized for bench top and mini-mill machines. Square the head of a milling machine quickly and easily. To use the Mini Pro Tram simply lower unit to the table and adjust the head until both indicators read the same. Guaranteed to be equal to or better than any other tramming method or spindle squaring device available. Sized perfectly to fit smaller table top milling machines or cnc routers. Can be used with a sine bar or sine plate to adjust the head to precise angles. Calibration procedure accounts for any error introduced by worn collets. Indicator graduations 0.001. Indicator repeatability of 0.0002. Body made from red anodized aluminum. Includes calibration gage, manual and padded case. Protected by one or more US patents.

Follow these steps (see pic in last photo for details). 7.5 HP Quincy #QGS-7.5 Rotary Screw Air Compressor. Machine is in OK overall condition (a couple issues).