I never used it.I bought a pressure bleeder at an auction. This is a well
made piece.  Search the net for more info.

$20 including shipping.
Adam P
81  Westy "The Brick "
70 Single Cab "Whitey"
74 Beetle "Ol Yeller"
73 Transporter (STILL at paint shop)
1988 Vanagon Wolfsburg
1976 Transporter (New CA bus)
Used Vanagon Parts for sale (mostly aircooled)