I would be afraid of breaking pvc. I have a 3/4 or 1" piece of conduit that I keep on my 1/2" breaker bar at all times. Its about a foot long and I had to drive it on there with a large hammer. I never have to strain.

Its very light and does not slip around.

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[SIGPIC] Diesel loving autocrossing grandpa Architect. 08 Dodge 3/4 ton with Cummins & six speed; I have had about 35 benzes. I have a 39 Studebaker Coupe Express pickup in which I have had installed a 617 turbo and a five speed manual.[SIGPIC]

..I also have a 427 Cobra replica with an aluminum chassis.