Here are some charts I hope you find useful, I will
be adding more to this soon.
be adding more to this soon.
Standard lumber Sizes
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Nominal Size
Thickness............. Width
Thickness............. Width
Actual S4S Size
Thickness........... Width
Thickness........... Width
2 in.
2 in.
2 in.
2 in.
2 in.
2 in.
2 in.
2 in.
2 in.
4 in.
6 in.
8 in.
10 in.
12 in.
6 in.
8 in.
10 in.
12 in.
1 1/2 in.
1 1/2 in.
1 1/2 in.
1 1/2 in.
1 1/2 in.
1 1/2 in.
1 1/2 in.
1 1/2 in.
1 1/2 in.
3 1/2 in.
5 1/2 in.
7 1/4 in.
9 1/4 in.
11 1/4 in.
5 1/2 in.
7 1/4 in.
9 1/4 in.
11 1/4 in.
Dimension
6 in.
8 in.
10 in.
6 in.
8 in.
10 in.
8 in.
10 in.
8 in.
10 in.
6 in.
8 in.
10 in.
8 in.
10 in.
4 in.
4 in.
4 in.
6 in.
6 in.
6 in.
8 in.
10 in.
4 in.
4 in.
6 in.
6 in.
6 in.
8 in.
10 in.
3 1/2 in.
3 1/2 in.
3 1/2 in.
5 1/2 in.
5 1/2 in.
5 1/2 in.
7 1/2 in.
9 1/2 in.
3 1/2 in.
3 1/2 in.
5 1/2 in.
5 1/2 in.
5 1/2 in.
7 1/2 in.
9 1/2 in.
5 1/2 in.
7 1/2 in.
9 1/2 in.
5 1/2 in.
7 1/2 in.
9 1/2 in.
7 1/2 in.
9 1/2 in.
7 1/2 in.
9 1/2 in.
5 1/2 in.
7 1/2 in.
9 1/2 in.
7 1/2 in.
9 1/2 in.
Timbers
1 in.
1 in.
1 in.
1 in.
1 in.
1 in.
1 in.
1 in.
1 in.
4 in.
6 in.
8 in.
10 in.
12 in.
6 in.
8 in.
10 in.
12 in.
3/4 in.
3/4 in.
3/4 in.
3/4 in.
3/4 in.
3/4 in.
3/4 in.
3/4 in.
3/4 in.
3 1/2 in.
5 1/2 in.
7 1/4 in.
9 1/4 in.
11 1/4 in.
5 1/2 in.
7 1/4 in.
9 1/4 in.
11 1/4 in.
Common
Boards
Boards
Cut Screws
Clearance
Hard Wood
Soft Wood
2
#44 or 3/32
#52 or 1/16
#55 or 3/64
4
#35 or 7/64
#45 or 3/32
#50 or 5/64
5
#30 or 1/8
#41 or 3/32
#46 or5/64
6
#28 or 9/64
#33 or 7/64
#41 or 3/64
7
#23 or 5/32
#31 or 1/8
#36 or 7/64
8
#20 or 11/64
#29 or 9/64
#34 or7/64
10
#11 or 13/32
#24 or 5/32
#30 or 1/8
12
#1 or 15/64
#18 or 11/64
#22 or 5/32
Dry Wall
6
#27 or 9/64
#30 or 1/8
#39 or 3/32
8
#16 or 11/64
#27 or 9/64
#36 or 7/64
10
#12 or 3/16
#24 or 5/32
#30 or 1/8
1/32
.031
0.794
17/32
.531
13.494
3/64
.047
1.191
35/64
.547
13.890
1/16
.063
1.587
9/16
.563
14.287
5/64
.078
1.984
37/64
.578
14.684
3/32
.094
2.318
19/32
.594
15.081
7/64
.109
2.778
39/64
.609
15.478
1/8
.125
3.175
5/8
.625
15.875
9/64
.141
3.572
41/64
.641
16.272
5/32
.156
3.969
21/32
.656
16.669
11/64
.172
4.366
43/64
.672
17.065
3/16
.188
4.762
11/16
.688
17.462
13/64
.203
5.159
45/64
.703
17.859
7/32
.219
5.556
23/32
.719
18.256
15/64
.234
5.953
47/64
.734
18.653
1/4
.25
6.350
3/4
.75
19.050
17/64
.266
6.747
49/64
.766
19.447
9/32
.281
7.144
25/32
.781
19.844
19/64
.297
7.541
51/64
.797
20.240
5/16
.313
7.937
13/16
.813
20.637
21/64
.328
8.334
53/64
.828
21.034
11/32
.344
8.731
27/32
.844
21.431
23/64
.359
9.128
55/64
.859
21.828
3/8
.375
9.525
7/8
.875
22.225
25/64
.391
9.922
57/64
.891
22.622
13/32
.406
10.319
29/32
.906
23.019
27/64
.422
10.716
59/64
.922
23.415
7/16
.438
11.113
15/16
.938
23.812
29/64
.453
11.509
61/64
.953
24.209
15/32
.469
11.906
31/32
.969
24.606
31/64
.484
12.303
63/64
.984
25.003
1/2
.5
12.700
1
1.000
25.400
Fractional Decimal and Millimeter Equivalents
Inches
Inches
Inches
mm
Inches
Inches
Inches
mm
1/64
.016
0.397
33/64
.516
13.097
| Metric Conversion Table |
| Millimeters x .03937 = Inches |
| Millimeters / 25.4 = Inches |
| Centimeters x.3937 = Inches |
| Centimeters / 2.54 = Inches |
| Meters x 39.37 = Inches |
| Meters x 3.281 = Feet |
| Meters x 1.0936 = Yards |
| KiloMeters x .6214 = miles |
| Kilometers / 1.6093 = Miles |
| Kilometers x 3280.8 = Feet |
Woodworking Charts
| Surfacing Chart |
|
S I S --- Surfaced One Side |
| S 2 S --- Surfaced Two Sides |
| S 4 S --- Surfaced Four Sides |
| S 1 S 1 E --- Surfaced One Side, One Edge |
| S 1 S 2 E --- Surfaced One Side, Two Edges |
Lumber Classification
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