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System
of
Measurement
Inch
Metric
Thread
Size
0
-
8
0
1
-
6
4
1
-
7
2
2
-
5
6
2
-
6
4
3
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4
8
3
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5
6
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0
4
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4
8
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0
5
-
4
4
6
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3
2
6
-
4
0
8
-
3
2
8
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3
6
Length
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1
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Finish
See all
Zinc
Plated
Material
410
Stainless
Steel
Aluminum
Brass
Buna
-
N
Iron
Neodymium
Steel
Zinc
Fastener
Head
Type
Ball
Bent
Domed
Eye
Flat
Flush
Mount
Flush
Mount
on
Both
Sides
Headless
Hex
Hook
Loop
Notch
Oval
Plain
Retaining
Ring
Groove
Ring
Rounded
Socket
Tee
T
-
Handle
Through
Hole
Thumb
Drive
Style
External
Hex
External
Square
Hex
Hex
with
Pilot
Recess
JIS
One
Way
Phillips
Slotted
Square
Tamper
-
Resistant
Torx
Torx
Torx
Plus
Tri
-
Groove
Threading
Fully
Threaded
Partially
Threaded
Threaded
on
Both
Ends
Thread
Pitch
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m
Screw
Size
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o
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0
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2
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4
N
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1
6
Fastener
Strength
Grade/Class
ASME
Grade
F
ASTM
Grade
B7
ASTM
Grade
2H
ASTM
Grade
7
ASTM
Grade
C
ASTM
Grade
A490
ISO
Class
8.8
ISO
Class
10.9
ISO
Class
12.9
ISO
Class
04
ISO
Class
5
ISO
Class
6
ISO
Class
8
ISO
Class
10
SAE
Grade
2
SAE
Grade
5
SAE
Grade
8
Nut
Type
Cap
Clip
On
Coupling
Dowel
Flange
Hex
Locknut
Panel
Press
Fit
Push
Rivet
Rivet
Mount
Round
Screw
Mount
Snap
In
Speed
Square
Tamper
Resistant
Thumb
Tube
End
Twist
Close
Weld
With
Sight
Hole
Thread
Spacing
Coarse
Fine
Extra
Fine
Thread
Direction
Left
Hand
Right
Hand
Thread
Type
Acme
Coil
Metric
NPSM
NPT
UN
UNC
UNEF
UNF
UNS
Head
Height
0
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0
2
8
"
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1
"
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0
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2
"
0
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0
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4
"
0
.
0
3
5
"
0
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0
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6
"
0
.
0
3
7
"
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0
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9
"
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"
0
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0
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0
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4
"
0
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"
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0
4
6
"
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0
4
7
"
Head
Diameter
3
/
3
2
"
0
.
1
1
2
"
0
.
1
1
6
"
1
/
8
"
0
.
1
3
7
"
9
/
6
4
"
0
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1
4
2
"
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"
5
/
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2
"
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2
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1
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1
6
7
"
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1
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2
"
0
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1
8
3
"
0
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1
8
7
"
Specifications
Met
ANSI/ASSP
Z359.12
ASME
Standard
ASTM
Standard
D.O.T.
Compliant
49
CFR
393.102
DIN
Standard
EN
1664
IEC
61340
-
5
-
1
IFI
Standard
ISO
Standard
JCIS
10
-
70
MSS
Standard
SAE
Standard
Rounded
Head
Style
Binding
Button
Carriage
Cheese
Fillister
Pan
Pancake
Round
Truss
Diameter
3
/
6
4
"
1
/
1
6
"
5
/
6
4
"
0
.
0
8
6
"
0
.
0
8
8
"
3
/
3
2
"
0
.
0
9
4
"
0
.
0
9
6
"
0
.
1
0
1
"
0
.
1
0
4
"
7
/
6
4
"
0
.
1
1
"
0
.
1
1
3
"
0
.
1
1
9
"
0
.
1
2
"
DFARS
Compliance
Specialty
Metals
Compliant
(252.225
-
7008)
Specialty
Metals
Compliant
(252.225
-
7009)
Specialty
Metals
COTS
-
Exempt
Not
Specialty
Metals
Compliant
REACH
Compliance
REACH
(EC
1907/2006)
(11/07/2024,
242
SVHC)
Compliant
REACH
(EC
1907/2006)
(06/27/2024,
241
SVHC)
Compliant
REACH
(EC
1907/2006)
(01/23/2024,
240
SVHC)
Compliant
REACH
(EC
1907/2006)
(06/14/2023,
235
SVHC)
Compliant
REACH
(EC
1907/2006)
(01/17/2023,
233
SVHC)
Compliant
REACH
(EC
1907/2006)
(06/10/2022,
224
SVHC)
Compliant
REACH
(EC
1907/2006)
(01/17/2022,
223
SVHC)
Compliant
Not
Compliant
REACH
(EC
1907/2006)
(01/21/2025,
247
SVHC)
Compliant
RoHS
Compliance
RoHS
3
(2015/863/EU)
Compliant
RoHS
3
(2015/863/EU)
Compliant
with
Exemptions
Not
Compliant
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20,319 Products
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Hex Head Screws
Used with nuts to create a stronger joint than flat and rounded screws
1,809 products
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Sit just above the surface for a low-profile finish and hold tighter than flat head screws
2,166 products
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With a deeper drive than flat and rounded head screws, these withstand more torque for a tighter hold
682 products
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Fasten a range of materials together without needing to tap the hole first
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429 products
All Results
Fastening and Joining
Hex Head Screws
Used with nuts to create a stronger joint than flat and rounded screws
1,809 products
Rounded Head Screws
Sit just above the surface for a low-profile finish and hold tighter than flat head screws
2,166 products
Socket Head Screws
With a deeper drive than flat and rounded head screws, these withstand more torque for a tighter hold
682 products
Tapping Screws
Fasten a range of materials together without needing to tap the hole first
2,275 products
Flat Head Screws
Fit in countersunk holes for a flush finish
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Wood Screws
Fasten material to wood or pieces of wood to each other
441 products
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Secure panels and enclosures while still having access to them
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Stay prepared by keeping fasteners in common sizes and materials on hand
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A smooth head provides a finished look while a square neck keeps the bolt in place when using a nut
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Studs
Press, weld, or screw in place to add a threaded fastening point
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Create a flush joint to allow movement in tight spaces such as grain elevators and belting systems
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Hanger Bolts
Suspend pipe and other fixtures with wire or cable ties
18 products
Joint Clamps for Wood
Make secure joints between boards, butcher blocks, and countertops
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Hold-Down Bolts
Hold material under the bent head while the other end is tightened down with a nut
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Plow Bolts
The head sits flush with countersunk holes while the bolt stays in place when tightening a nut
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Shoulder Screws
Rotate parts around the cylinder under the head to guide and align them during installation
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Thumb Screws
Tighten and loosen by hand without the need for tools
154 products
Set Screws
Exert pressure at the tip to hold parts in place, unlike screws that hold material together with threads
90 products
T-Bolts
Turn by hand for easy fastening, use as a handle, or attach as a point for straps and clamps
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Fasten panels of drywall to materials such as wood, metal, and drywall
26 products
Jack Screws
Secure computer cables and panels
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Hex Nuts
Handle most general fastening needs
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Locknuts
Hold fasteners in place to prevent loosening from vibration
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Flange Nuts
The flange distributes pressure, so you don't need a washer
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Panel Nuts
Extremely thin for tight spots such as electrical panels; also known as dress nuts
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Coupling Nuts
Connect and extend threaded rods
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Lug Nuts
Secure pneumatic wheels to axles
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Tamper-Resistant Nuts
Hard to detach without special tools to prevent unwanted removal
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Thumb Nuts
Easy to tighten and loosen by hand for making frequent adjustments
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Split Nuts
Swivel to attach at any point on a threaded rod for quick installation
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Square Nuts
Flat sides won’t spin in channels and square holes
41 products
Slotted Round Nuts
Fasten with a screwdriver in tight spots where there's no room for a wrench
7 products
Cap Nuts
Cover and protect threads while adding a finished look; also known as acorn nuts
80 products
Clip-On Nuts
Slide onto the edge of thin panels to create a fastening point
18 products
Adhesive-Mount Nuts
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Rivet Nuts
Add threads to thin panels with access from only one side; also known as blind inserts
135 products
Press-Fit Nuts
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131 products
Dowel Nuts
Form joints in blind holes in wood
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Screw-Mount Nuts
Mount with screws, rivets, and nails to add threads to a surface
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Push Nuts
Press onto threads for a light duty hold that’s faster to install than typical nuts
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Threaded Inserts
Create new threads or repair stripped threads
148 products
Tube-Connecting Nuts
Push inside tubes to join them with a threaded stud instead of welding
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Snap-In Nuts
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Weld Nuts
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Quick-Release Pins
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Clevis Pins
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Cotter Pins
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Dowel Pins
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Spring Pins
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Nearly every size and shape imaginable, from flat washers to clipped to curved
620 products
Lock Washers
Resist vibration to prevent fasteners from loosening
339 products
Sealing Washers
Prevent fluids from leaking around fasteners
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Leveling Washers
Curved or tapered to compensate for uneven mounting surfaces
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Finishing Washers
Screw heads sit flush to prevent snagging and to create a neat, finished appearance
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Binding Barrels and Screws
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Rivets
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Communication
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The quick brown fox jumped over the lazy dog. Pedestal (35" Ht. x 4" Wd. x 4" Dp.)