You have successfully added from to your part list.
Enercon EnerDyne™ Water-Based Dyne Pens are designed to indicate surface treatment levels on polymer based substrates and establish that the material is correctly treated prior to applying inks, coatings, paints or adhesives. Variety Set includes 30, 32, 35, 38, 41, 44, 48, and 56 dyne levels. The EnerDyne™ Pens are water-based and nontoxic. 8 pens per pack.