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Compass Marine | all galleries >> Compass Marine "How To" Articles >> Replacing Thru-Hulls and Seacocks > The Dogs
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The Dogs
20-NOV-2007

The Dogs

This photo shows the dogs or ears inside the thru-hull that allow the slot on the step wrench to grab hold and break it free or tighten it.

Nikon D70s
1/60s f/4.0 at 62.0mm hide exif
Full EXIF Info
Date/Time20-Nov-2007 09:53:27
MakeNikon
ModelNIKON D70s
Flash UsedNo
Focal Length62 mm
Exposure Time1/60 sec
Aperturef/4
ISO Equivalent
Exposure Bias
White Balance
Metering Modematrix (5)
JPEG Quality
Exposure Programprogram (2)
Focus Distance

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Guest 30-Aug-2010 01:32
Be careful--the dogs on the newer Groco thru-hulls are very fragile and will shear off with any substantial torque on the thru-hull wrench
Guest 03-Jan-2008 21:44
OK,
Should have read ahead before asking questions.
Thanks again, Hugh