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Ideal for **general construction jobs**, this 20D nail measures 4 in. long and works well for carpentry and framing, as well as other applications. With a diamond point and a smooth shank, this common nail can also be used with newly treated lumber.

The term penny nail originated in medieval times and is believed to describe the number of English pennies required to purchase 100 nails. … Nails are designated by their penny size, using a number and the letter d (6d, 8d, etc.). The letter d is an abbreviation for **denarius**, a Roman coin similar to a penny.

Today, the penny system refers specifically to nail length. A **2d nail** is 1 inch long, for example, while a 16d nail is 3 1/2 inches long. Each higher number in the penny system represents a 1/4-inch length increase, up to a 12d nail (3 1/4 inches long).

16d common or sinker nails are made from **8 gauge wire** and are preferred over 16d box nails made from 10 gauge wire for structural framing due to their strength.

Usually **both hands have the same size nails** so you can choose one of the preset set sizes in our listings. However, if your nails do not match one of these, don’t worry! All you need to do is choose the ‘Custom’ option and then leave your nail measurements in the note section at checkout.

Definition of tenpenny nail : **a nail three inches (7.6 centimeters) long**.

A 2d nail is 1 inch long and a 3d nail is 1.25 inches long. … 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. The nail size chart below shows how they stack up against each other.

For years, the building code defined a 10d common nail as **0.148 inches in diameter and 3 inches long**, and that definition occurred in one location in the code.

Penny sizes originally referred to the **price for a hundred** (100) or long hundred (120) nails in England in the 15th century: the larger the nail, the higher the cost per long hundred. The system remained in use in England into the 20th century, but is obsolete there today.

Answer: A 6d nail is **2 inches long**. Note: The “d” means “penny.” For example, a 10d nail is a 10-penny nail.

- 2d – 1 inch.
- 3d – 1 1/4 inches.
- 4d – 1 1/2 inches.
- 5d – 1 3/4 inches.
- 6d – 2 inches.
- 8d – 2 1/2 inches.
- 10d – 3 inches.
- 12d – 3 1/4 inches.

Size | Inches | Cm |
---|---|---|

7d | 2.25 | 5.715 |

8d | 2.50 | 6.350 |

9d | 2.75 | 6.985 |

10d | 3.00 | 7.620 |

Now, for the most part, 16 gauge nails, typically **3 1/2 inches long** are the best to use when it comes to framing projects. These are technically called 16-d (or “16-penny”) nails and you often have two choices when framing: common nails and sinkers (forget the rest!).

16-gauge nailers shoot nails that are a little thinner than the 15 gauge and have a smaller head. Depending on the brand, these shoot nails from **3/4” to 2-1/2” inches long**. They have good holding power and are a good general use gun.

A 16d nail is one that’s **3-1/2-inches long**. … Legend has it that one hundred 3-1/2-inch nails cost 16 pennies back then. And it would follow suit that one hundred 2-inch (or 6d) nails cost, well, 6 pennies. So, it’s an archaic term, but is apparently one that’s here to stay.

So, a 2d nail is 1 inch long. More common nail sizes: a 4d nail measures 1.5 inches, a 6d nail is 2 inches long, an 8d nail is 2.5 inches long, a 12d nail is **3.25 inches long**, and 16d nails are 3.5 inches long.

Pennies were, confusingly, abbreviated to ‘d’. This is **because the Latin word for this coin was ‘denarius’**. A still smaller Roman coin was an ‘obulus’. The abbreviation ‘ob’ was used for halfpennies.

#**4 x 5 in.** 40-Penny Hot-Galvanized Steel Common Nails (50 lb.

SizeNail LengthCount per Lb.8d21/2″**99**10d3″6912d31/4″6316d31/2″49

10d Box nails = 0.128″ diameter worth 76 pounds per Code. 10d Common nails = 0.148″ diameter worth **94 pounds per Code**. The wall nailed with box nails would only be 80% as strong as the wall called for on the project plans.

A 10d common has a length of 3 inches and a 16d sinker has **a length of 3 1/4 inches** and are “usually” interchangeable. A 16d common has a diameter of 0.162 and a length of 3 1/2 inches but is not generally used much in “regular” framing.

SHEAR* 16d common nail.162”**138 lb.*** 16d sinker.148”115 lb.* 16d box (nail gun).131”95 lb.* #6 screw.13871 lb.

Nail SizeShank Length8d nails10**2.5″**10d nails93″12d nails93.25″16d nails83.5″

A box nail is **similar to a common nail but has a slimmer shank and is used on lighter pieces of wood and on boxes**. A casing nail is similar to a finishing nail but has a slightly thicker shaft and a cone-shaped head.

Brad nails, or brads, are **made of 18-gauge steel wire**. Nail gauge sizes indicate the thickness of the nail. Thinner nails have higher gauge numbers. … In addition to being thinner than standard nails, they also feature a smaller head. The slender profile of brad nails helps to prevent splitting on delicate material.

4 products. 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.

Galvanized and Vinyl Sinkers A framer fastening two-by-fours together to build a wall typically uses a 16-penny nail to **fasten the studs to the top and bottom plates**. Sometimes studs have to be doubled to make door trimmers or headers.

The term “penny” used with nails was a measurement, originally in England, meaning price per 100. It now **means nail length**, and is abbreviated “d.” Under the original measurement, 6d nails cost 6 pence per 100. A 60d nail, being much heavier, cost 60 pence per 100.

Most commonly used in **framing and construction work**, these nails are perfect for general carpentry projects. These bright, polished nails have a flat head and smooth thick shank for more strength.

These guns usually accept a range of nail sizes, from about 1 inch to as much as 1-1/2 inches, but they do not fire round-headed nails—**only finish** nails or brads.

Let’s start with 15 gauge finish nailers. These tools are ideal for projects such as **cabinet and furniture building, picture frame assembly, trim and molding installation, and upholstery trim applications**. Look for an angled nail magazine on most 15 gauge finish nailers.