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Metric
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Use
With
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i
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Thread
Size
0
-
8
0
1
-
6
4
1
-
7
2
2
-
5
6
2
-
6
4
3
-
4
8
3
-
5
6
4
-
3
6
4
-
4
0
4
-
4
8
5
-
4
0
5
-
4
4
6
-
3
2
6
-
3
6
6
-
4
0
Thread
Location
External
Internal
Material
Aluminum
Plastic
Stainless
Steel
Steel
Number
of
Identifiers
12
16
22
26
27
28
30
50
51
52
Manufacturer
Mitutoyo
Starrett
Thread
Pitch
0
.
2
5
m
m
0
.
3
m
m
0
.
3
5
m
m
0
.
4
m
m
0
.
4
5
m
m
0
.
5
m
m
0
.
5
5
m
m
0
.
6
m
m
0
.
6
5
m
m
0
.
7
m
m
0
.
7
5
m
m
0
.
8
m
m
0
.
8
5
m
m
0
.
9
m
m
1
m
m
Screw
Size
N
o
.
0
N
o
.
1
N
o
.
2
N
o
.
3
N
o
.
4
N
o
.
5
N
o
.
6
N
o
.
8
N
o
.
1
0
N
o
.
1
2
1
/
8
"
5
/
3
2
"
3
/
1
6
"
7
/
3
2
"
1
/
4
"
Thread
Fit
Acme
Class
2G
Metric
Class
6g
Metric
Class
6H
Unified
Standard
Class
2A
Unified
Standard
Class
2B
Unified
Standard
Class
3A
Unified
Standard
Class
3B
Threads
per
Inch
1
1
1
/
3
1
1
/
2
1
3
/
4
2
2
1
/
4
2
3
/
8
2
1
/
2
2
5
/
8
2
3
/
4
2
7
/
8
3
3
1
/
4
3
1
/
2
4
Container
Type
Carrying
Case
Case
Folding
Case
Pouch
Pipe
Size
1/16
1/8
1/4
3/8
1/2
3/4
1
1
1/4
1
1/2
2
2
1/2
3
3
1/2
4
5
6
DFARS
Specialty
Metals
Exempt
Export
Control
Classification
Number
(ECCN)
EAR99
REACH
Compliant
Not
Compliant
Folded
Length
2"
2
1/4"
2
1/2"
2
5/8"
2
3/4"
3
3/8"
3
1/2"
4
3/4"
RoHS
Compliant
Not
Compliant
Gauge
Measurement
Type
Go
No
-
Go
Length
2
1/4"
4
15/16"
6"
7
7/8"
8"
9"
10"
12"
24"
36"
48"
72"
78"
96"
Width
5/8"
3/4"
1"
1
1/8"
1
9/16"
1
13/16"
2"
3"
3
3/8"
3
3/4"
5
1/8"
5
1/4"
7
1/2"
8
1/2"
8
11/16"
9"
10
1/2"
Folded
Width
1/2"
5/8"
3/4"
7/8"
1"
2
1/4"
Gender
Female
Male
Height
1/2"
1
3/8"
1
5/8"
1
3/4"
2"
2
1/8"
2
3/16"
2
1/4"
2
3/8"
2
3/4"
3"
3
3/16"
3
1/2"
3
3/4"
4
1/4"
4
1/2"
5
1/8"
5
3/8"
39"
Hardness
Rockwell
C55
Rockwell
C60
Rockwell
C70
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1,441 Products
Measuring and Inspecting
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Confirm your fastener's thread size, pitch, or threads per inch
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Identify your gear's pressure angle, pitch, and module
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Keep ring gauges still to measure cylindrical parts or threads quickly and repeatedly
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