|
Size
|
Length
inches |
Gauge
B.W.G |
Diameter of Head
inches |
Approximate Number per Ib
|
|
2d
|
1
|
15
|
11/64
|
847
|
|
3d
|
11/4
|
14
|
13/64
|
543
|
|
4d
|
11/2
|
121/2
|
1/4
|
294
|
|
5d
|
13/4
|
121/2
|
1/4
|
254
|
|
6d
|
2
|
111/2
|
17/64
|
167
|
|
7d
|
21/4
|
111/2
|
17/64
|
150
|
|
8d
|
21/2
|
101/4
|
9/ 32
|
101
|
|
9d
|
23/4
|
101/4
|
9/ 32
|
92
|
|
10d
|
3
|
9
|
5/16
|
66
|
|
12d
|
31/4
|
9
|
5/16
|
61
|
|
16d
|
31/2
|
8
|
11/32
|
47
|
|
20d
|
4
|
6
|
13/32
|
29
|
|
30d
|
41/2
|
5
|
7/16
|
22
|
|
40d
|
5
|
4
|
15/32
|
17
|
|
50d
|
51/2
|
3
|
1/2
|
13
|
|
60d
|
6
|
2
|
17/32
|
10
|