Box Nail
Nails & Construction Fasteners · box wire nail · sinker nail
Definition: A box nail is a lighter-gauge version of a common nail — a thinner shank that drives into wood with less splitting, for thinner stock and light construction.
Anatomy & Schematic
■ Head■ Shank■ Point
Governing standards: ASTM F1667
Common Sizes
| Inch | Metric | Head width | Head height |
|---|---|---|---|
| 4d · 1-1/2 in | — | 1/4 | — |
| 6d · 2 in | — | 9/32 | — |
| 8d · 2-1/2 in | — | 5/16 | — |
Representative sizes. Full dimensional data lives in the standards listed below.
Grades & Strength
| Grade | Material | Tensile (psi) | Marking |
|---|---|---|---|
| Bright (plain) | low carbon steel | — | Interior use |
| Galvanized | zinc-coated steel | — | Exterior use |
| Stainless | 304/316 stainless | — | Coastal, cedar |
Materials
- Steel (bright)
- Galvanized steel
- Stainless steel
Pros & Cons
Pros
- Splits less than a common nail
- Cheap
- Lighter to carry
Cons
- Weaker than a common nail
- Bends more easily
- Not for structural framing
Typical Uses
- Thin stock and trim
- Light framing
- Crates and boxes
- Fencing
Alternatives & Related
- Common Nail — Thicker shank for structural work
- Finish Nail — Small head that can be set and hidden
Where to Buy
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FAQ
Box nail vs common nail?
A box nail is the same length as a common nail but a thinner gauge — it splits less and holds slightly less, for lighter materials.
When should I use box nails?
For thin stock, trim, and light construction where a common nail would split the wood.