Penny size to centimeters
Type a value in d to get it in cm instantly.
6.35cm
That's about the same as a siding nail (8d).
What it means
How long is that nail?
Lengths for common nails; the gauge (thickness) varies by type: common, box, sinker and finish nails of the same penny size differ in diameter.
The math
How to convert d to cm
From 2d to 10d, length (in) = penny ÷ 4 + ½; larger sizes follow the table: 16d = 3½ in, 20d = 4 in, 60d = 6 in.
Example: 8d d = 6.35 cm.
Every unit
That nail in every unit
Tables
d to cm conversion table
| d | cm |
|---|---|
| 2d d | 2.54 cm |
| 3d d | 3.175 cm |
| 4d d | 3.81 cm |
| 5d d | 4.445 cm |
| 6d d | 5.08 cm |
| 7d d | 5.715 cm |
| 8d d | 6.35 cm |
| 9d d | 6.985 cm |
| 10d d | 7.62 cm |
| 12d d | 8.255 cm |
| 16d d | 8.89 cm |
| 20d d | 10.16 cm |
| 30d d | 11.43 cm |
| 40d d | 12.7 cm |
| 50d d | 13.97 cm |
| 60d d | 15.24 cm |
cm to d conversion table
| cm | d |
|---|---|
| 2.54 cm | 2d d |
| 3.18 cm | 3d d |
| 3.81 cm | 4d d |
| 4.44 cm | 5d d |
| 5.08 cm | 6d d |
| 5.72 cm | 7d d |
| 6.35 cm | 8d d |
| 6.98 cm | 9d d |
| 7.62 cm | 10d d |
| 8.25 cm | 12d d |
| 8.89 cm | 16d d |
| 10.2 cm | 20d d |
| 11.4 cm | 30d d |
| 12.7 cm | 40d d |
| 14 cm | 50d d |
| 15.2 cm | 60d d |
Quick answers
Quick answers
- How many cm is 10d d?
- 10d d is 7.62 cm.
- How many cm is 8d d?
- 8d d is 6.35 cm.
The units
About these units
Penny size (d)
US nail size 2d to 60d.
Centimeters (cm)
Nail length in centimeters.
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