10-02-2014, 07:34 AM
The gap in my 1910 shaper is pretty small, maybe a thou or two. I don't recall seeing any slop. There's a pivot at the top of the yoke where it connects to the ram, might be a place for a knock too. Oil ports on both of them here. Cold and dark out there right now, but I'll try to remember to take a closer look this evening. In the meantime here's an old picture when I found the thing: