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System
of
Measurement
Inch
Metric
Thread
Size
1
-
6
4
2
-
5
6
3
-
4
8
4
-
4
0
5
-
4
0
6
-
3
2
8
-
3
2
1
0
-
2
4
1
0
-
3
2
1
2
-
2
4
1
/
4
"
-
2
0
5
/
1
6
"
-
1
2
5
/
1
6
"
-
1
8
3
/
8
"
-
1
6
3
/
8
"
-
2
4
Length
1
/
1
6
"
5
/
6
4
"
3
/
3
2
"
7
/
6
4
"
1
/
8
"
9
/
6
4
"
5
/
3
2
"
1
1
/
6
4
"
3
/
1
6
"
0
.
1
9
1
"
0
.
1
9
7
"
7
/
3
2
"
0
.
2
2
"
0
.
2
3
8
"
1
/
4
"
Threading
Fully
Threaded
Partially
Threaded
Threaded
on
Both
Ends
Threaded
on
One
End
Material
Aluminum
Aluminum
Oxide
Ceramic
Brass
Bronze
Carbon
Fiber
Fiberglass
Iron
Nickel
Plastic
Stainless
Steel
Steel
Titanium
Zinc
Fastener
Head
Type
12
-
Point
Eye
Flat
Headless
Hex
Hook
Oval
Pentagon
Rounded
Socket
Square
Tee
Thumb
Finish
A
n
o
d
i
z
e
d
B
l
a
c
k
O
x
i
d
e
B
l
a
c
k
Z
i
n
c
P
l
a
t
e
d
B
r
a
s
s
P
l
a
t
e
d
B
r
o
n
z
e
P
l
a
t
e
d
C
a
d
m
i
u
m
P
l
a
t
e
d
C
h
r
o
m
e
P
l
a
t
e
d
C
o
r
r
o
s
i
o
n
-
R
e
s
i
s
t
a
n
t
C
o
a
t
e
d
D
y
e
d
G
a
l
v
a
n
i
c
B
a
r
r
i
e
r
C
o
a
t
e
d
G
a
l
v
a
n
i
z
e
d
H
o
t
-
D
i
p
p
e
d
G
a
l
v
a
n
i
z
e
d
N
e
o
p
r
e
n
e
C
o
a
t
e
d
P
a
i
n
t
e
d
P
a
s
s
i
v
a
t
e
d
Fastener
Strength
Grade/Class
ASTM
Grade
B6
ASTM
Grade
B7
ASTM
Grade
B8
ASTM
Grade
B8M
ASTM
Grade
B16
ASTM
Grade
A
ASTM
Grade
BD
ASTM
Grade
A325
ASTM
Grade
A490
ISO
Class
8.8
ISO
Class
10.9
ISO
Class
12.9
SAE
Grade
2
SAE
Grade
5
SAE
Grade
8
SAE
Grade
9
Drive
Style
Asymmetrical
Drilled
Spanner
External
12
-
Point
External
Hex
External
Pentagon
External
Square
Hex
Hex
with
Pilot
Recess
JIS
One
Way
Phillips
Slotted
Spring
Plunger
Wrench
Square
Tamper
-
Resistant
Hex
Tamper
-
Resistant
Torx
Tamper
-
Resistant
Torx
Plus
Torx
Torx
Plus
Tri
-
Groove
Wrench
Flats
Head
Height
0
.
0
2
5
"
0
.
0
3
1
"
1
/
3
2
"
0
.
0
3
3
"
0
.
0
3
5
"
0
.
0
3
6
"
0
.
0
3
7
"
0
.
0
3
8
"
0
.
0
3
9
"
0
.
0
4
2
"
0
.
0
4
3
"
0
.
0
4
6
"
3
/
6
4
"
0
.
0
4
7
"
0
.
0
4
8
"
Head
Width
1
/
8
"
3
/
1
6
"
0
.
1
8
8
"
7
/
3
2
"
1
/
4
"
0
.
3
1
2
"
5
/
1
6
"
0
.
3
1
3
"
2
3
/
6
4
"
3
/
8
"
1
3
/
3
2
"
7
/
1
6
"
1
5
/
3
2
"
1
/
2
"
3
3
/
6
4
"
Thread
Direction
Left
Hand
Right
Hand
Thread
Type
Metric
UN
UNC
UNRC
UNS
Thread
Pitch
0
.
1
2
5
m
m
0
.
2
m
m
0
.
2
2
5
m
m
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
.
6
m
m
0
.
7
m
m
0
.
7
5
m
m
0
.
8
m
m
1
m
m
1
.
2
5
m
m
Thread
Spacing
See all
Coarse
Socket
Head
Profile
High
Low
Standard
Ultra
Low
Head
Diameter
0
.
1
1
6
"
0
.
1
1
8
"
0
.
1
2
9
"
0
.
1
3
7
"
0
.
1
3
8
"
0
.
1
3
9
"
0
.
1
4
"
9
/
6
4
"
0
.
1
4
1
"
0
.
1
4
2
"
0
.
1
4
5
"
5
/
3
2
"
0
.
1
6
0
"
0
.
1
6
1
"
0
.
1
6
2
"
Specifications
Met
ASME
Standard
ASTM
Standard
DIN
Standard
Federal
Specification
IFI
Standard
ISO
Standard
JCIS
10
-
70
NAS
SAE
Standard
Screw
Size
N
o
.
2
N
o
.
4
N
o
.
5
N
o
.
6
N
o
.
8
N
o
.
1
0
N
o
.
1
2
1
/
4
"
5
/
1
6
"
3
/
8
"
1
/
2
"
5
/
8
"
3
/
4
"
7
/
8
"
1
"
Tensile
Strength
Less
than
10,000
psi
10,000
psi
to
19,999
psi
20,000
psi
to
29,999
psi
30,000
psi
to
99,999
psi
100,000
psi
or
greater
Not
Rated
Screw
Features
Cutting
Wings
Flanged
Nonmarring
Tip
Sealing
Tension
Indicating
Vented
With
Washer
Drive
Size
0
.
0
3
5
"
3
/
6
4
"
0
.
0
5
0
"
1
/
1
6
"
5
/
6
4
"
3
/
3
2
"
7
/
6
4
"
1
/
8
"
9
/
6
4
"
0
.
1
5
6
"
5
/
3
2
"
3
/
1
6
"
7
/
3
2
"
1
/
4
"
9
/
3
2
"
Rounded
Head
Style
Binding
Button
Carriage
Cheese
Fillister
Pan
Round
Truss
Forward
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