1 Quart Milled Fiberglass Fiber 1/32in Strength Additive for Epoxy Resin Repair
Milled glass fiber is the strength filler: short 1/32″ milled fiberglass strands that reinforce epoxy and polyester mixes instead of just thickening them. 1/32″ Milled Fiberglass Fiber – Strength Additive, 1 Quart.