[Jroettger]

I've always defined the terms as repousse meaning pushed up from the back and chasing as detail work from the top. As in the examples provided by Baygraver this type of work has to be done from both sides. In my schooling the two terms were always used together as "chasing and repousse" being more or less one in the same complementary techniques that go hand in hand. You can't really do one without the other to complete the job. As in the example I provided above the chasing on the top is merely the defining line around the edge of the forms and the crease up the center which was done with a somewhat sharp edged chisel shaped tool. In any case, putting semantics aside though, the real point of interest on my post is meant to be the locking rubber washer with the thumb screw to secure the stroke length adjuster during this type of heavy hitting