SCREW FASTENING INTERIOR FINISHING - English May 2021 | Page 11

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Interior finishing screws
Gauge to Inches and Millimeters Conversion
Gauge ( ga )
Mils
Inches ( in )
Aluminum
Sheet Metal
Millimeters ( mm )
Aluminum
Sheet Metal
12
97
0.0809
0.1046
2.053
2.656
14
68
0.0641
0.0747
1.628
1.897
16
54
0.0508
0.0598
1.290
1.519
18
43
0.0403
0.0478
1.024
1.214
20
33
0.0320
0.0359
0.813
0.912
22
27
0.0253
0.0299
0.643
0.759
25
18
0.0179
0.0209
0.455
0.531
Inches to Millimeters Conversion
Inches ( in )
Milimeters ( mm )
1 / 32 "
0.79 mm
1 / 16 "
1.57 mm
1 / 8 "
3.18 mm
3 / 16 "
4.78 mm
1 / 4 "
6.35 mm
5 / 16 "
7.95 mm
3 / 8 "
9.53 mm
7 / 16 "
11.13 mm
1 / 2 "
12.70 mm
9 / 16 "
14.30 mm
5 / 8 "
15.88 mm
11 / 16 "
17.48 mm
3 / 4 "
19.05 mm
13 / 16 "
20.65 mm
7 / 8 "
22.23 mm
15 / 16 "
23.83 mm
1 "
25.4 mm
1-1 / 8 "
28.58 mm
1-1 / 4 "
31.75 mm
1-5 / 8 "
41.28 mm
2 "
50.8 mm
3 "
76.2 mm
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