If you go to Wal Mart or Advance etc. you can get a cheap stamped metal oil filter wrench. It is a 76/14 (there are many sizes) . This is used with a 3/8ths ratchet and extension. That's what I use on my 97 E320.

Jeff

__________________
Jeff

97 E320, ours 217,000miles
91 190E 2.6 daily driver 242,000miles
74 MGB,mine 120,000?
2006 BE350/Proline 21, 50 hours