Size of common

nail ( length)

length (CM)

shank  diameter

3/4"

20 mm

1.4 mm

4/5"

22 mm

1.2 mm

1"

25 mm

1.6 mm

1 1/4"

30 mm

1.8 mm

1 1/2"

40 mm

2.2 mm

2"

50 mm

2.5 mm

2 1/2"

60 mm

2.8 mm

3"

70 mm

3.1 mm

3 1/4"

80 mm

3.4 mm

3 1/2"

90 mm

3.7 mm

4"

100 mm

4.1 mm

5"

130 mm

4.5 mm