On offer are M12 Nylon Washers- 19mm O/D X 12.5mm I/D X 1mm Thk. 
Choose from pack size  10, 50, 200 and 500 washers.    

Please note before purchasing that unless on time away I will post all orders placed BEFORE 2PM on that day(Monday to Friday only).  

I send everything STANDARD 2nd CLASS (Royal Mail is struggling to deliver these within 2/3 days as stated). However, if you need something tracked or delivered faster you can upgrade to TRACK 48 or TRACK 24.