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Hi all,

To give a brief update, in the end I did lapped both sides with 150 grit SiC (I let the grit break down and continued lapping, by the end it was certainly much finer than 150#), and then...

Hi all.

Well, today I pullled out the 150 SiC grit, drew up grids on the stone with pencil and got on with it. I did both sides, 3 sets of grids, and they look very flat when checked under a flat...

Thanks everyone.

I might be able to get into contact with a geology department, as some of my students who work in an oil company studied geology at university...

I've used the SiC grits for...

Hi all,

Does anyone know of any businesses that provide hone lapping services? Specifically, I'm looking to get an Arkansas flattened and polished for use as a razor hone, and I'm nervous about...