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of
Measurement
Inch
Metric
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1/2"
-
13
Length
1
/
4
"
3
/
8
"
7
/
1
6
"
1
/
2
"
5
/
8
"
3
/
4
"
0
.
8
6
"
7
/
8
"
0
.
9
0
6
"
0
.
9
3
5
"
0
.
9
7
"
1
"
1
.
0
3
1
"
1
1
/
8
"
1
.
1
5
"
Material
Aluminum
Brass
Bronze
Carbon
Fiber
Fiberglass
Iron
Nickel
Plastic
Polyurethane
Rubber
Stainless
Steel
Steel
Titanium
Zinc
Threading
Fully
Threaded
Partially
Threaded
Threaded
on
Both
Ends
Threaded
on
One
End
Finish
B
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a
c
k
O
x
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C
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P
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C
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Y
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w
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C
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P
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a
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C
h
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P
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C
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R
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a
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H
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-
D
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p
p
e
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G
a
l
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a
n
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d
N
i
c
k
e
l
P
l
a
t
e
d
N
y
l
o
n
C
o
a
t
e
d
P
a
s
s
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v
a
t
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d
P
h
o
s
p
h
a
t
e
C
o
a
t
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d
P
o
w
d
e
r
C
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t
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d
P
T
F
E
C
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a
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R
u
b
b
e
r
C
o
a
t
e
d
T
i
n
Z
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c
P
l
a
t
e
d
Fastener
Head
Type
12
-
Point
Eye
Flat
Headless
Hex
Hook
Pentagon
Rounded
Socket
Square
Tapped
Tee
Threaded
Thumb
T
-
Slot
Fastener
Strength
Grade/Class
A
S
M
E
G
r
a
d
e
F
A
S
M
E
G
r
a
d
e
G
A
S
T
M
G
r
a
d
e
B
6
A
S
T
M
G
r
a
d
e
B
7
A
S
T
M
G
r
a
d
e
B
8
A
S
T
M
G
r
a
d
e
B
8
M
A
S
T
M
G
r
a
d
e
B
1
6
A
S
T
M
G
r
a
d
e
2
H
A
S
T
M
G
r
a
d
e
7
A
S
T
M
G
r
a
d
e
8
A
S
T
M
G
r
a
d
e
8
M
A
S
T
M
G
r
a
d
e
A
A
S
T
M
G
r
a
d
e
C
A
S
T
M
G
r
a
d
e
D
H
A
S
T
M
G
r
a
d
e
B
D
Thread
Direction
Left
Hand
Right
Hand
Thread
Type
UNC
UNJC
UNRC
Thread
Spacing
Coarse
Head
Width
1/2"
9/16"
3/4"
7/8"
1"
1
15/32"
1
1/2"
2"
2
1/4"
2
1/2"
3"
3
1/2"
Drive
Style
External
12
-
Point
External
Hex
External
Pentagon
External
Square
Hex
Phillips
Slotted
Square
Tri
-
Groove
Head
Height
0
.
1
5
6
"
5
/
3
2
"
0
.
1
6
7
"
1
1
/
6
4
"
0
.
1
8
1
"
0
.
2
2
3
"
1
/
4
"
0
.
2
5
1
"
0
.
2
6
5
"
0
.
2
7
"
9
/
3
2
"
5
/
1
6
"
2
1
/
6
4
"
1
1
/
3
2
"
0
.
3
4
8
"
Specifications
Met
ASME
Standard
ASTM
Standard
DIN
912
EN
13155
Federal
Specification
IFI
Standard
ISO
4762
MSS
Standard
NAS
SAE
Standard
UL
50
Tensile
Strength
Less
than
10,000
psi
10,000
psi
to
19,999
psi
30,000
psi
to
99,999
psi
100,000
psi
or
greater
Not
Rated
Screw
Size
1/2"
Socket
Head
Profile
High
Low
Standard
Ultra
Low
Nut
Type
Cap
Coupling
Flange
Hex
Locknut
Press
Fit
Push
Button
Rivet
Round
Screw
Mount
Sealing
Snap
In
Socket
Speed
Square
Tamper
Resistant
Thumb
Twist
Close
Weld
With
Sight
Hole
Head
Diameter
3
/
4
"
0
.
7
8
5
"
0
.
8
1
3
"
0
.
8
1
5
"
7
/
8
"
0
.
8
8
7
"
0
.
9
3
7
"
0
.
9
3
8
"
0
.
9
4
5
"
0
.
9
8
7
"
1
"
1
.
0
9
4
"
1
1
/
8
"
1
1
/
4
"
1
3
/
8
"
Thread
Fit
ASME
Interference
Class
5
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
Drive
Size
7/32"
1/4"
5/16"
3/8"
1/2"
13/16"
No.
4
Grip
Length
1
/
4
"
1
/
2
"
3
/
4
"
1
"
1
1
/
4
"
1
1
/
2
"
1
3
/
4
"
2
"
2
1
/
4
"
2
1
/
2
"
2
3
/
4
"
3
"
3
1
/
4
"
3
1
/
2
"
3
3
/
4
"
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4,218 Products
Fastening and Joining
Hex Head Screws
Used with nuts to create a stronger joint than flat and rounded screws
756 products
Socket Head Screws
With a deeper drive than flat and rounded head screws, these withstand more torque for a tighter hold
260 products
Flat Head Screws
Fit in countersunk holes for a flush finish
149 products
Rounded Head Screws
Sit just above the surface for a low-profile finish and hold tighter than flat head screws
89 products
Pentagon Head Screws
Create a tamper-resistant joint with a head than can only be removed with a 5-point socket
7 products
Set Screws
Exert pressure at the tip to hold parts in place, unlike screws that hold material together with threads
225 products
Carriage Bolts
A smooth head provides a finished look while a square neck keeps the bolt in place when using a nut
131 products
T-Bolts
Turn by hand for easy fastening, use as a handle, or attach as a point for straps and clamps
5 products
Thumb Screws
Tighten and loosen by hand without the need for tools
49 products
Shoulder Screws
Rotate parts around the cylinder under the head to guide and align them during installation
225 products
Hold-Down Bolts
Hold material under the bent head while the other end is tightened down with a nut
5 products
12-Point Screws
12 contact points handle more torque than a hex head while a flange eliminates the need for a washer
12 products
Plow Bolts
The head sits flush with countersunk holes while the bolt stays in place when tightening a nut
6 products
Square Head Screws
Turn the large flat sides with a wrench into square holes that stop further rotation
33 products
Elevator Bolts
Create a flush joint to allow movement in tight spaces such as grain elevators and belting systems
8 products
Studs
Press, weld, or screw in place to add a threaded fastening point
20 products
Tapping Screws
Fasten a range of materials together without needing to tap the hole first
17 products
Hanger Bolts
Suspend pipe and other fixtures with wire or cable ties
2 products
Captive Panel Screws
Secure panels and enclosures while still having access to them
4 products
Hex Nuts
Handle most general fastening needs
111 products
Locknuts
Hold fasteners in place to prevent loosening from vibration
67 products
Flange Nuts
The flange distributes pressure, so you don't need a washer
37 products
Tamper-Resistant Nuts
Hard to detach without special tools to prevent unwanted removal
5 products
Coupling Nuts
Connect and extend threaded rods
29 products
Thumb Nuts
Easy to tighten and loosen by hand for making frequent adjustments
19 products
Socket Nuts
Install in recessed holes and tight spots where a wrench won’t fit; also known as Allen nuts
2 products
Cap Nuts
Cover and protect threads while adding a finished look; also known as acorn nuts
27 products
Split Nuts
Swivel to attach at any point on a threaded rod for quick installation
2 products
Push-Button Nuts
Disengage the threads to quickly slide along threaded rods
3 products
Square Nuts
Flat sides won’t spin in channels and square holes
10 products
Sealing Nuts
Prevent leaks and block out contaminants with a rubber seal
1 product
Rivet Nuts
Add threads to thin panels with access from only one side; also known as blind inserts
9 products
Threaded Inserts
Create new threads or repair stripped threads
68 products
Screw-Mount Nuts
Mount with screws, rivets, and nails to add threads to a surface
2 products
Weld Nuts
Weld to metal surfaces to add permanent threads
16 products
Press-Fit Nuts
Push into drilled or punched holes to add threads to thin panels
4 products
Push Nuts
Press onto threads for a light duty hold that’s faster to install than typical nuts
1 product
Snap-In Nuts
Push into square holes in thin materials to add bolts for aligning off-center parts
1 product
Threaded Rods
Anchor, connect, or hang components in a wide variety of applications
400 products
Anchors
Secure structural joints in concrete, brick, and other building materials
124 products
Quick-Release Pin Receptacles
Secure quick-release pins when you don’t have a through hole
1 product
Quick-Release Pins
Fasten or remove components on equipment with a spring-loaded retaining ball
3 products
Taper Pins
Fit snugly into tapered holes to secure, position, and align components
2 products
Standoffs
Threaded to separate or connect parts as well as position components in assemblies
35 products
Single-End Studs
Use the unthreaded end as a pivot point, hinge, shaft, or locator pin
10 products
Thread Adapters
Join threads of a different type, size, and gender
301 products
Binding Barrels and Screws
Thread together for a low-profile fastener
14 products
Rivet Nut Tools
Install rivet nuts
2 products
Anchor Installation Tools
Drive with a hammer to expand and secure anchors in place
3 products
Material Handling
Hoist Rings
Pivot to resist stress that would bend or break an eyebolt when lifting at an angle
46 products
Eyebolts
Route rope through the loop or attach hooks and shackles for lifting
101 products
Eye Nuts
Pair with bolts or threaded rod to lift and hang components
8 products
Hooks
Lift, hang, and bind loads with rope and chain
2 products
Turnbuckles
Twist the body or end fittings to adjust the length and tension of attached rope and chain
110 products
U-Bolts
Anchor heavy pipe, tube, and conduit; stronger than routing clamps and hangers
243 products
U-Bolt Plates
Reinforce mounted U-bolts for a more secure hold
35 products
Routing Rings
Suspend wire and cable by feeding it through the eyehole
3 products
Building and Machinery Hardware
Strut Channel Framing and Fittings
Secure fittings in the U-shaped channel to route conduit and pipe or build other structures
33 products
Knobs
Position, tighten, and secure fixtures and equipment
36 products
Machine Handles
Arms give you extra leverage to secure and position jigs, fixtures, and other equipment
4 products
Handle Nuts
Attach to threaded shafts to quickly turn the shafts by hand
5 products
Cam Handles
For fast clamping, push down on the handle to draw two parts together
2 products
Leveling Mount Inserts
Slip onto equipment and furniture to add threaded-stud leveling feet
14 products
Fabricating and Machining
T-Slot Nut and Setup Stud Kits
Mount fixtures of different sizes to your machine table
3 products
T-Slot Bolts
Secure clamps and workpieces to machine tables with quicker setup than a T-slot nut and stud
33 products
T-Slot Nuts
Combine with setup studs or bolts to mount fixtures to machine tables
22 products
Setup Studs
Secure setup clamps and fixtures to your machine table or assemble heavy machines
64 products
Clamps
Hold workpieces securely in place
32 products
Lathe Chuck Jaw Nuts
Secure jaws to a CNC lathe chuck
1 product
Power Transmission
Connecting Rods
Use with rod ends and swivel joints to link components in push/pull assemblies
15 products
The quick brown fox jumped over the lazy dog. Pedestal (35" Ht. x 4" Wd. x 4" Dp.)