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**inches**and 5d nails measure 1.75. A 6d nail is 2

**inches**long and an 8d nail is 2.5

**inches**long. 12d nails are 3.25

**inches**long and 16d nails (16 penny) are 3.5

**inches**long.

Then, what is a 4d finish nail?

**4d Finishing Nails**. Use a **finish nail** for molding, paneling, cabinet installations and other places where you don't want visible **nail** heads. A **nail** gun with collated **finish nails** will help you **finish** that large project faster. Shop Grainger for all your **finish nail** and other **finish** carpentry tools.

**d**” stands for penny, so 8d refers to an 8-penny

**nail**, 16d to a 16-penny

**nail**and so on. It's a way to indicate

**nail length**, as you can see in the table below.

Keeping this in consideration, how long is a 6d finish nail?

**Finishing nails** vary in **length** from 1 inch to 4 inches (2.5 centimeter to 10 centimeters). The size of **finish nails** is also measured by "penny" units. The letter "d" is used to determine **length**. In this method, a 2d **finishing nail** is 1 inch (2.5 centimeters) **long**, and a **6d nail** is 2 inches (5 centimeters) **long**.

finishing nails

Size | Length, inches | Gauge |
---|---|---|

3d | 1¼ | 15½ |

4d | 1½ | 15 |

5d | 1¾ | 15 |

6d | 2 | 13 |