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System
of
Measurement
Inch
Metric
Thread
Size
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8
-
32
Length
3
/
3
2
"
7
/
6
4
"
1
/
8
"
5
/
3
2
"
3
/
1
6
"
7
/
3
2
"
1
/
4
"
0
.
2
8
"
9
/
3
2
"
0
.
2
9
"
1
9
/
6
4
"
5
/
1
6
"
0
.
3
2
2
"
1
1
/
3
2
"
0
.
3
5
"
Drive
Style
Asymmetrical
Drilled
Spanner
External
Hex
Hex
One
Way
Phillips
Slotted
Spring
Plunger
Wrench
Tamper
-
Resistant
Hex
Tamper
-
Resistant
Torx
Tamper
-
Resistant
Torx
Plus
Torx
Torx
Plus
Tri
-
Groove
Material
Aluminum
Aluminum
Oxide
Ceramic
Brass
Nickel
Plastic
Stainless
Steel
Steel
Titanium
Zinc
Fastener
Head
Type
Eye
Flat
Headless
Hex
Oval
Rounded
Socket
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
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
N
e
o
p
r
e
n
e
C
o
a
t
e
d
P
a
s
s
i
v
a
t
e
d
P
T
F
E
C
o
a
t
e
d
S
i
l
v
e
r
P
l
a
t
e
d
T
i
n
P
l
a
t
e
d
T
i
n
Z
i
n
c
P
l
a
t
e
d
T
i
t
a
n
i
u
m
C
a
r
b
o
n
N
i
t
r
i
d
e
(
T
i
C
N
)
C
o
a
t
e
d
Threading
Fully
Threaded
Partially
Threaded
Threaded
on
Both
Ends
Threaded
on
One
End
Head
Diameter
3
/
1
6
"
1
/
4
"
0
.
2
6
6
"
0
.
2
7
"
0
.
2
8
"
0
.
2
8
1
"
0
.
3
0
3
"
0
.
3
0
9
"
0
.
3
1
2
"
5
/
1
6
"
0
.
3
1
3
"
0
.
3
1
4
"
0
.
3
2
0
"
0
.
3
2
2
"
0
.
3
2
7
"
Socket
Head
Profile
High
Low
Standard
Ultra
Low
Rounded
Head
Style
Binding
Button
Carriage
Fillister
Pan
Round
Truss
Head
Height
3
/
6
4
"
0
.
0
4
8
"
0
.
0
5
5
"
0
.
0
5
9
"
1
/
1
6
"
0
.
0
7
"
0
.
0
7
2
"
0
.
0
7
6
"
0
.
0
7
8
"
5
/
6
4
"
0
.
0
8
2
"
0
.
0
8
5
"
0
.
0
8
7
"
3
/
3
2
"
0
.
0
9
4
"
Thread
Direction
Left
Hand
Right
Hand
Screw
Size
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
"
9
/
3
2
"
Thread
Type
Metric
UNC
UNF
UNRC
Drive
Size
0
.
0
5
0
"
1
/
1
6
"
5
/
6
4
"
3
/
3
2
"
1
/
8
"
9
/
6
4
"
5
/
3
2
"
3
/
1
6
"
I
P
1
5
I
P
2
0
I
P
2
5
I
P
R
1
5
I
P
R
2
0
N
o
.
2
N
o
.
6
Countersink
Angle
82°
100°
Flat
Head
Profile
Standard
Undercut
Specifications
Met
ASME
Standard
ASTM
Standard
DIN
912
Federal
Specification
IFI
-
111
ISO
4762
NAS
SAE
Standard
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
Thread
Spacing
Coarse
Tip
Type
Blunt
Cone
Cup
Extended
Flat
Oval
Soft
Thread
Fit
Metric
Class
6g
Metric
Class
6H
Unified
Standard
Class
1A
Unified
Standard
Class
1B
Unified
Standard
Class
2A
Unified
Standard
Class
2B
Unified
Standard
Class
3A
Unified
Standard
Class
3B
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4,086 Products
Fastening and Joining
Socket
Head
Screws
With
a
deeper
drive
than
flat
and
rounded
head
screws,
these
withstand
more
torque
for
a
tighter
hold
414 products
Rounded
Head
Screws
Sit
just
above
the
surface
for
a
low
-
profile
finish
and
hold
tighter
than
flat
head
screws
897 products
Flat
Head
Screws
Fit
in
countersunk
holes
for
a
flush
finish
488 products
Shoulder
Screws
Rotate
parts
around
the
cylinder
under
the
head
to
guide
and
align
them
during
installation
496 products
Hex
Head
Screws
Used
with
nuts
to
create
a
stronger
joint
than
flat
and
rounded
screws
83 products
Set
Screws
Exert
pressure
at
the
tip
to
hold
parts
in
place,
unlike
screws
that
hold
material
together
with
threads
256 products
Thumb
Screws
Tighten
and
loosen
by
hand
without
the
need
for
tools
122 products
Tapping
Screws
Fasten
a
range
of
materials
together
without
needing
to
tap
the
hole
first
100 products
Captive
Panel
Screws
Secure
panels
and
enclosures
while
still
having
access
to
them
34 products
Carriage
Bolts
A
smooth
head
provides
a
finished
look
while
a
square
neck
keeps
the
bolt
in
place
when
using
a
nut
4 products
Hanger
Bolts
Suspend
pipe
and
other
fixtures
with
wire
or
cable
ties
6 products
Studs
Press,
weld,
or
screw
in
place
to
add
a
threaded
fastening
point
57 products
Binding
Barrels
and
Screws
Thread
together
for
a
low
-
profile
fastener
324 products
Standoff
Caps
Create
a
finished
look
on
standoffs
and
protect
them
from
dirt
and
debris
4 products
Standoffs
Threaded
to
separate
or
connect
parts
as
well
as
position
components
in
assemblies
242 products
Thread
Adapters
Join
threads
of
a
different
type,
size,
and
gender
245 products
Threaded
Rods
Anchor,
connect,
or
hang
components
in
a
wide
variety
of
applications
99 products
Single
-
End
Studs
Use
the
unthreaded
end
as
a
pivot
point,
hinge,
shaft,
or
locator
pin
5 products
Spring
Plungers
Apply
accurate,
consistent
pressure
for
positioning,
indexing,
and
ejecting
parts
52 products
Rivet
Nuts
Add
threads
to
thin
panels
with
access
from
only
one
side;
also
known
as
blind
inserts
34 products
Weld
Nuts
Weld
to
metal
surfaces
to
add
permanent
threads
24 products
Anchors
Secure
structural
joints
in
concrete,
brick,
and
other
building
materials
1 product
Anchor
Installation
Tools
Drive
with
a
hammer
to
expand
and
secure
anchors
in
place
1 product
Measuring and Inspecting
Thread
Size
Identifiers
Confirm
your
fastener's
thread
size,
pitch,
or
threads
per
inch
4 products
Transfer
Punches
Mark
the
center
of
an
existing
hole
onto
a
separate
workpiece
1 product
Fabricating and Machining
Drill
Bushing
Lock
Screws
Prevent
drill
bushings
from
spinning
2 products
Lathe
Tool
Insert
Holder
Replacement
Parts
Replace
clamps,
screws,
shims,
and
other
parts
in
lathe
tool
insert
holders
1 product
Clamps
Hold
workpieces
securely
in
place
14 products
Building and Machinery Hardware
Knobs
Position,
tighten,
and
secure
fixtures
and
equipment
3 products
Pull
Handles
and
Knobs
Open
and
close
cabinets,
drawers,
and
doors
on
machines
and
equipment
7 products
T
-
Slotted
Framing
and
Fittings
The
most
versatile
system,
attach
fittings
along
the
continuous
slots
to
build
virtually
anything
2 products
Containers, Storage, and Furniture
Hanging
Hooks
Hang
tools,
hoses,
garments,
and
other
supplies
on
walls
for
easy
access
2 products
Material Handling
Eyebolts
Route
rope
through
the
loop
or
attach
hooks
and
shackles
for
lifting
5 products
The quick brown fox jumped over the lazy dog. Pedestal (35" Ht. x 4" Wd. x 4" Dp.)