"Gunner Asch" wrote in message
...
On Thu, 12 Dec 2013 07:27:27 -0500, "Jim Wilkins"
wrote:


I have a Sears sandbaster from the 1970's that holds the sand in a
pressurized screw-on cup. Its max rating is 50PSI.
http://c.searspartsdirect.com/lis_pn...6780-00003.png
jsw


The cup isnt pressureized. It syphons the sand out of the cup.

Its just a modified spray paint gun.

It can be set up either way by moving a setscrew plug.
jsw