Maybe try something like this

http://m.autozone.com/test-scan-and-specialty-tools/bolt-extractor/irwin-5-pcs-bolt-grip-base-set/532381_0_0?cmpid=PS:3:3:1&s_kwcid=AL!5142!3!218588964477!!!!294682000766!&ef_id=WUaGcwAAAV9lS5_O:20171014114121:s

__________________
Current fleet
2006 E320 CDI
1992 300D - 5speed manual swapped

former members
1984 300D "Blues Mobile"

1978 300CD "El Toro"