You don't know the exact SAE or metric sizes of sockets for the fasteners. This is for you!

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SAE socketsizes chart
1/4'' Drive 3/8'' Drive 1/2'' Drive 3/4'' Drive 1'' Drive
5/32" 1/4" 3/8" 7/8" 1-5/8"
3/16" 5/16" 7/16" 15/16" 1-11/16"
7/32" 3/8" 1/2" 1" 1-3/4"
1/4" 7/16" 9/16" 1-1/16" 1-13/16"
9/32" 1/2" 19/32" 1-1/8" 1-7/8"
5/16" 9/16" 5/8" 1-3/16" 2"
11/32" 5/8" 21/32" 1-1/4" 2-1/8"
3/8" 11/16" 11/16" 1-5/16" 2-3/16"
7/16" 3/4" 3/4" 1-3/8" 2-1/4"
1/2" 13/16" 25/32" 1-7/16" 2-3/8"
9/16" 7/8" 13/16" 1-1/2" 2-1/2"
15/16" 7/8" 1-5/8" 2-5/8"
1" 15/16" 1-11/16" 2-3/4"
1" 1-3/4" 2-15/16"
1-1/16" 1-13/16" 3"
1-1/8" 1-7/8" 3-1/8"
1-3/16" 2"
1-1/4" 2-1/8"
1-1/2" 2-3/16"
2-1/4"

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Metricsocket sizes chart
1/4'' Drive 3/8'' Drive 1/2'' Drive 3/4'' Drive 1'' Drive
4mm 5.5mm 8mm 19mm 36mm
4.5mm 6mm 9mm 20mm 38mm
5mm 7mm 10mm 21mm 41mm
5.5mm 8mm 11mm 22mm 46mm
6mm 9mm 12mm 23mm 50mm
7mm 10mm 13mm 24mm 54mm
8mm 11mm 14mm 25mm 55mm
9mm 12mm 15mm 26mm 58mm
10mm 13mm 16mm 27mm 60mm
11mm 14mm 17mm 28mm 63mm
12mm 15mm 18mm 29mm 65mm
13mm 16mm 19mm 30mm 67mm
14mm 17mm 20mm 31mm 70mm
15mm 18mm 21mm 32mm 71mm
19mm 22mm 33mm 75mm
20mm 23mm 34mm 77mm
21mm 24mm 35mm 80mm
22mm 25mm 36mm
26mm 38mm
27mm 40mm
28mm 41mm
30mm 42mm

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SAE to metric conversionchart
SAE
Converted to
millimeter
Metric Note
5/32'' 3.97mm 5/32'' and 4mm are close
4mm
4.5mm
3/16'' 4.76mm
5mm
5.5mm 7/32'' and 5.5mm are close
7/32'' 5.56mm
6mm
1/4'' 6.35mm
6.5mm
7mm
9/32'' 7.14mm
5/16" 7.90mm 5/16'' and 8mm are close
8mm
11/32" 8.73mm
9mm
3/8" 9.53mm
10mm
13/32" 10.32mm
11mm 7/16'' and 11mm are close
7/16" 11.11mm
15/32" 11.90mm 15/32'' and 12mm are close
12mm

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SAE
Converted to
millimeter
Metric Note
1/2'' 12.70mm
13mm
17/32" 13.49mm
14mm
9/16" 14.29mm
15mm 19/32'' and 15mm are close
19/32" 15.08mm
5/8" 15.88mm 5/8'' and 16mm are close
16mm
21/32" 16.67mm
17mm
11/16" 17.46mm
18mm
23/32" 18.26mm
19mm 3/4'' and 19mm are close
3/4" 19.05mm
25/32" 19.84mm 25/32'' and 20mm are quite close
20mm
13/16" 20.64mm
21mm
27/32" 21.43mm
22mm
7/8" 22.23mm
23mm 29/32'' and 23mm are close

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SAE
Converted to
millimeter
Metric Note
29/32" 23.02mm
15/16" 23.81mm
24mm
25mm
1" 25.4mm
26mm
1-
1/16"
26.99mm 1-1/16'' and 27mm are close
27mm
28mm
29mm
30mm
1-3/16" 30.16mm
31mm These metric sizes are available in
uncommon 3/4'' drive size
1-1/4" 31.75mm
32, 33, 34, 35, 36,
37, 38 mm
1-1/2" 38.1mm