Originally Posted by
blockhead
So I dug up an old Carbo combo that belonged to my Grandfather. Mildly dished on both the coarse and fine side, and stamped "A PRODUCT BY CARBORUNDUM" with what I think is NO. 119 below it, and another stamp that I can't make out beside that. 1 3/4 by 4. Should I hang on to this as a razor hone or use it for my garden shears? How should I lap this with wet/dry paper if it is worth keeping?
***I think that it might say 112 instead of 119. Not too sure. But it does look a bit like 112 when it is wet, though...