● Adhesives · Review

Bob Smith Industries Super-Gold Th in Cyanoacrylate

Thinnest viscosity CA- penetrates wood grain, balsa, and porous surfaces

✎ PickHonest Research Desk▦ Updated October 15, 2026◷ 3 min read

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Best Thin Viscosity

Bob Smith Industries Super-Gold Th in Cyanoacrylate

Bob Smith Industries

Thinnest viscosity CA- penetrates wood grain, balsa, and porous surfaces

  • Water-th in viscosity
  • Wicks into wood grain
  • 2-second cure with activator

Pros

  • Thinnest viscosity CA- penetrates wood grain, balsa, and porous surfaces
  • Standard in model building and RC hobby - proven in precision application
  • BSI brand is respected in hobby and craft community

Cons

  • Runny - difficult to control on horizontal surfaces
  • Specialty product not available in hardware stores
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