Wrap Per Inch Tool
Measure your yarn’s wraps per inch, WPI, using a wrap per inch tool. See how in the WPI video. As seen in Ply Magazine, the Consistency Issue and the Double Coated Issue.
Showing all 4 results
Measure your yarn’s wraps per inch, WPI, using a wrap per inch tool. See how in the WPI video. As seen in Ply Magazine, the Consistency Issue and the Double Coated Issue.
Showing all 4 results
