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Clear all
Thread
Direction
See all
Left
Hand
System
of
Measurement
Inch
Metric
Thread
Size
4
-
4
0
6
-
3
2
8
-
3
2
1
0
-
2
4
1
0
-
3
2
1
/
4
"
-
1
2
1
/
4
"
-
1
6
1
/
4
"
-
2
0
1
/
4
"
-
2
8
5
/
1
6
"
-
1
8
5
/
1
6
"
-
2
4
3
/
8
"
-
8
3
/
8
"
-
1
0
3
/
8
"
-
1
2
3
/
8
"
-
1
6
Length
1
/
4
"
3
/
8
"
1
/
2
"
5
/
8
"
3
/
4
"
1
"
1
1
/
4
"
1
1
/
2
"
1
4
5
/
6
4
"
1
3
/
4
"
2
"
2
1
/
4
"
2
1
9
/
6
4
"
2
1
1
/
3
2
"
2
1
/
2
"
Fastener
Head
Type
Flat
Hex
Rounded
Socket
Threading
Fully
Threaded
Partially
Threaded
Material
360
Brass
Bronze
Iron
PET
Stainless
Steel
Steel
Thread
Type
Acme
Ball
Metric
UNC
UNF
UNS
Thread
Pitch
0.5
mm
0.7
mm
0.8
mm
1
mm
1.25
mm
1.5
mm
1.75
mm
2
mm
2.5
mm
3
mm
Fastener
Strength
Grade/Class
ASTM
Grade
B7
ISO
Class
8.8
ISO
Class
12.9
SAE
Grade
2
SAE
Grade
5
SAE
Grade
8
Head
Height
0
.
0
5
9
"
0
.
0
7
3
"
0
.
0
8
3
"
0
.
0
8
7
"
0
.
0
9
7
"
0
.
1
0
1
"
0
.
1
1
2
"
1
/
8
"
0
.
1
2
7
"
0
.
1
3
2
"
0
.
1
3
8
"
5
/
3
2
"
0
.
1
6
1
"
0
.
1
6
4
"
1
1
/
6
4
"
Thread
Spacing
Coarse
Fine
Thread
Fit
Acme
Class
2C
Acme
Class
2G
Metric
Class
5g6g
Metric
Class
6g
Metric
Class
6h
Unified
Standard
Class
1A
Unified
Standard
Class
2A
Unified
Standard
Class
2B
Unified
Standard
Class
3A
Socket
Head
Profile
Standard
Drive
Style
External
Hex
Hex
Finish
Black
Oxide
Passivated
Zinc
Plated
Zinc
Yellow
-
Chromate
Plated
Tensile
Strength
30,000
psi
to
99,999
psi
100,000
psi
or
greater
Not
Rated
Head
Width
7/16"
1/2"
9/16"
5/8"
3/4"
15/16"
1
1/8"
10
mm
13
mm
17
mm
19
mm
24
mm
Specifications
Met
ASME
Standard
ASTM
Standard
DIN
Standard
ISO
Standard
SAE
J429
Hardness
B
r
i
n
e
l
l
6
5
B
r
i
n
e
l
l
7
0
B
r
i
n
e
l
l
1
2
6
B
r
i
n
e
l
l
1
5
0
B
r
i
n
e
l
l
1
6
3
B
r
i
n
e
l
l
2
1
7
B
r
i
n
e
l
l
2
7
1
R
o
c
k
w
e
l
l
B
4
9
R
o
c
k
w
e
l
l
B
5
5
R
o
c
k
w
e
l
l
B
6
1
R
o
c
k
w
e
l
l
B
7
0
R
o
c
k
w
e
l
l
B
7
5
R
o
c
k
w
e
l
l
B
8
5
R
o
c
k
w
e
l
l
B
9
6
R
o
c
k
w
e
l
l
B
9
7
Drive
Size
1
/
1
6
"
5
/
6
4
"
3
/
3
2
"
7
/
6
4
"
1
/
8
"
9
/
6
4
"
5
/
3
2
"
3
/
1
6
"
1
/
4
"
5
/
1
6
"
3
/
8
"
2
m
m
2
.
5
m
m
3
m
m
4
m
m
Head
Diameter
0
.
2
1
3
"
0
.
2
2
6
"
1
/
4
"
0
.
2
5
5
"
0
.
2
6
2
"
0
.
2
7
"
9
/
3
2
"
0
.
3
0
7
"
0
.
3
1
2
"
5
/
1
6
"
0
.
3
5
9
"
0
.
3
6
1
"
3
/
8
"
0
.
4
1
1
"
0
.
4
3
7
"
USMCA
Qualifying
No
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948 Products
Fastening and Joining
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Used with nuts to create a stronger joint than flat and rounded screws
116 products
Socket Head Screws
With a deeper drive than flat and rounded head screws, these withstand more torque for a tighter hold
68 products
Rounded Head Screws
Sit just above the surface for a low-profile finish and hold tighter than flat head screws
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Fit in countersunk holes for a flush finish
20 products
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Rotate parts around the cylinder under the head to guide and align them during installation
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Position components and limit travel along a lead screw
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The quick brown fox jumped over the lazy dog. Pedestal (35" Ht. x 4" Wd. x 4" Dp.)