07-05-2013, 09:47 AM
(07-05-2013, 09:25 AM)Dave Wrote: This is certainly not a good idea, you end up creating high and low points on your mating surfaces. Only do this with a block of long flat block of wood behind the paper to emulate a flat surface
this^^
or if the item is removable wet and dry on a sheet of glass
or you could use grinding compound and lap the two mating surfaces together
done this a few times with 2-stroke engine heads