FACOM reinforced polyester putty 600g, a polyester mastic reinforced with glass fibres, in the form of a brown sticky paste. Fills holes and cracks. Repairs both broken pieces and composites. May be applied thickly to fill hollows. Gives a hard-wearing, waterproof repair. Examples of use: filling and strengthening of cracked parts or holes up to 2 cm in diameter. Use on metal, wood, laminates, concrete, stone, rusty bodywork, cracks in wood, roughness on a keel, holes and delaminations in composites, broken tiles, etc