The valve body includes a cylindrical recess through one face which extends partly through the valve body and a plurality of tapering slits originating from the bottom surface of the cylindrical recess, continuing through the valve body and tapering to {TAIL ~ a small point} shaped {HEAD ~ opening} through the the second valve body face 
The valve body includes a cylindrical recess through one face which extends partly through the valve body and a plurality of tapering slits originating from the bottom surface of the cylindrical recess , continuing through the valve body and tapering to { TAIL ~ a small point } shaped { HEAD ~ opening } through the the second valve body face
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