On Thu, 28 Nov 2002 10:32:24 -0500, you wrote: > An impact device _much_ more potent than a >manually operated 20-lb. "fence post driver" or hammer is required to >bust through this stuff. Go to a tool rental company and get an electric jackhammer with a rod driving bit. Will either drive 'em or wad them up! -- Eddie Seymour, WB4MLE E-Mail wb4mle@mindspring.com