Talc Powder Filler Thickener for Resin and Epoxy Quart | eBay
Amazon.com: Fibre Glast Milled Powder Fiberglass – Mix with Epoxy Resin for Corrosion-Resistant Blister Putty, Filler, Gel Coat, Auto Surfacing, General Sealant & Marine Repairs, 1/2 Gallon – Made in USA : Automotive