Spiral Groove tube standard size diameter 3/8 "that we are using now the spiral groove of the tube wall thickness, only one is a size 3/8
at
. Spiral Groove tube thickness now that we used to have only one size is 3/8 "
.Be able to describe the image below
from the picture, I think it can bring to your coil work
.
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![](//thimg.ilovetranslation.com/pic/loading_3.gif?v=b9814dd30c1d7c59_8619)