I am delighted to have found a UK scythe supplier but it took a while to find as most hits were in USA
http://www.burgonandball.co.uk/dbpages/scythes.php
Sales & Marketing Office,
Burgon & Ball Ltd,
Sir Peter Thompson House,
Market Close,
Poole in Dorset - England BH15 1NE
for mail order sales call - 0114 233 8262 alternatively fax - 0114 285 2518
for trade sales call - 01202 684 141 alternatively fax - 01202 684 142
Good luck