Milesi Waterbased Hardener (HNB-40)


HNB-3 is Milesi’s universal hardener that works with a wide variety of Milesi 2K water-based products. The HNB-3 can be used in place of Milesi’s HNB-40 and HNB-1 hardeners at the same mix ratio.

SKU: HNB.40 Categories: , Tags: , , ,

Additional information

Weight 5.3 lbs
Dimensions 3.4 × 3.4 × 5.8 in
Container Size

1/2 Liter

Solvent Type


Coating Type



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