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Old 12-28-2012, 12:19 PM   #3
330i SDJ
Registered User
Join Date: Feb 2007
Location: Virginia Beach
Posts: 84
My Ride: '02&'97 M3, '71 2002
A 6 point flare wrench (11 and 14 mm IIRC) will grab those small fittings better. I won't say I've never used an open end on a flare or compression fitting, but its not as beefy as a regular hex nut so more prone to getting marred/rounded off.

Last edited by 330i SDJ; 12-28-2012 at 12:20 PM.
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