Printed from: https://conservationhandbooks.com/toolcare/sharpening/scythes-and-grasshooks/
If the blade of a long-handled or ‘Turk’ scythe needs a major sharpening job, it is safest to remove the blade from the snaith or handle, and clamp it in a jig. Use a flat file to remove any large burrs, and then with a medium or fine cigar stone, hone the curved blade carefully...