Short Strand Fiberglass Reinforced Filler, 37 LB (621 g) with Bondo Cream Hardener 0. What's the thought process behind which is the most suitable to apply? Is it how deep the dent is? May 27, 2025 · 3M Bondo Short Strand Fiberglass Reinforced Filler uses fiberglass strands for added strength, making it suitable for filling holes up to ½ inch. 5 IN, Waterproof (SS-PT-ES) 1K+ bought in past month Add to cart Hero image 0 of Bondo Short Strand Fiberglass Reinforced Filler SS-PT-ES, 21 oz, 0 of 14 FINISH PROJECT with a layer of Bondo Original Filler or Bondo Fast Dry Filler for a smooth, professional finish. Discover short strand fiberglass fillers for strong, waterproof repairs on metal, fiberglass, and more. 3M™ Short Strand Reinforced Filler is reinforced with short strand fiberglass to create water resistant repairs that are twice the strength of ordinary body fillers. They are all used to repair dents, holes, rusts,. 5 oz (14g), Repair Holes Up To 0. . It contains short, interlocking fiberglass strands and fibers that make it twice as strong as regular body filler. Product details Bondo Short Strand Fiberglass Reinforced Filler makes an excellent foundation for hole, dent and rust-out repairs without the need for backing strips, cloths and resins. v6wq, tm, tameqi, oi9ae, akt, la5qk, qqy1, 7l, tgfa7, ba73ah,