This American machine eliminates the use of return bend on one side of all coils for 3/8” OD & ½” OD tubes. Category: Coil ManufacturingBy occ-adminMarch 23, 2020 Share this post Share on FacebookShare on Facebook Share on XShare on X Share on LinkedInShare on LinkedIn Pin itShare on Pinterest Share on WhatsAppShare on WhatsApp Project navigationPreviousPrevious project:ExpansionNextNext project:Tube Cutting [Straight cut to length]