http://www.914world.com/bbs2/index.php?aut...gid=312&st=
sshe 36.50 mm x 31.60 mm = 1153.4
steel he 34.60 mm x 28.30 mm = 979.18
looks to me that steel has a 8.5% restriction over stainless?
what does this mean - good or bad?
jim
Full Version: sshe vs steel he - inner diameter
Bad 
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