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Fastener Head Type
Flat
Rounded
Socket
Drive Style
Hex
Phillips
Pozidriv®
Slotted
Tamper-Resistant Hex
Tamper-Resistant Torx
Tamper-Resistant Torx Plus
Torx
Torx Plus
System of Measurement
Inch
Metric
Thread Size
0-80
1-64
1-72
2-56
2-64
3-48
3-56
4-40
4-48
5-40
5-44
6-32
6-40
8-32
8-36
Length
1/8"
5/32"
3/16"
1/4"
5/16"
3/8"
7/16"
1/2"
9/16"
5/8"
11/16"
3/4"
7/8"
1"
1" to 2"
Material
Brass
Buna-N
Stainless Steel
Steel
Flat Head Profile
Standard
Undercut
Countersink Angle
60°
82°
90°
100°
Finish
Black Oxide
Cadmium Plated
Chrome Plated
Dyed
Passivated
Zinc Plated
Threading
Fully Threaded
Partially Threaded
Head Diameter
0.11"
0.138"
0.162"
0.168"
0.174"
0.187"
3/16"
0.197"
0.212"
0.224"
0.225"
0.226"
1/4"
0.255"
0.262"
Head Height
0.031"
1/32"
0.035"
0.042"
0.044"
3/64"
0.047"
0.051"
0.053"
0.054"
0.059"
1/16"
0.064"
0.066"
0.067"
Drive Size
0.035"
0.050"
1/16"
5/64"
3/32"
1/8"
9/64"
5/32"
3/16"
7/32"
1/4"
9/32"
5/16"
11/32"
3/8"
Thread Type
Metric
UNC
UNF
UNS
Thread Pitch
0.35 mm
0.4 mm
0.45 mm
0.5 mm
0.6 mm
0.7 mm
0.75 mm
0.8 mm
1 mm
1.25 mm
1.5 mm
1.75 mm
2 mm
2.5 mm
3 mm
3.5 mm
Thread Direction
Left Hand
Right Hand
Thread Spacing
Coarse
Fine
Specifications Met
ASME Standard
ASTM Standard
DIN Standard
Fed. Spec. QQ-P-35
ISO Standard
NASM51575
Socket Head Profile
Low
Standard
Ultra Low
Tensile Strength
50,000 psi to 59,999 psi
60,000 psi to 99,999 psi
100,000 psi or greater
Not Rated
Fastener Strength Grade/Class
ISO Class 8.8
ISO Class 10.9
ISO Class 12.9
Tip Type
Flat
DFARS Specialty Metals
Compliant
Exempt
Not Compliant
RoHS
Compliant
Compliant with Exemptions
Not Compliant
Export Control Classification Number (ECCN)
EAR99
REACH
Compliant
Not Compliant
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3,489 Products
Flat Head Screws
Stainless Steel Hex-Drive Flat Head Screws
The most corrosion-resistant hex-drive flat head screws we offer
1,136 products
Steel Hex-Drive Flat Head Screws
Our strongest hex-drive flat head screws
1,055 products
Brass Hex-Drive Flat Head Screws
Conductive, nonmagnetic, and corrosion resistant in humid environments
106 products
Stainless Steel Torx Flat Head Screws
The most corrosion-resistant Torx flat head screws we offer
100 products
Thread-Locking Steel Hex-Drive Flat Head Screws
Keep parts from coming loose on machinery with mild vibration
76 products
Venting Stainless Steel Hex-Drive Flat Head Screws
Prevent the build up of pressure or vacuum in sealed spaces
75 products
Stainless Steel Torx Plus Flat Head Screws
The most corrosion-resistant Torx Plus flat head screws we offer
66 products
Tamper-Resistant Torx Plus Steel Flat Head Screws
Our strongest tamper-resistant Torx Plus flat head screws
7 products
Steel Torx Flat Head Screws
The deep six-lobe opening prevents your driver from slipping
125 products
Tamper-Resistant Torx Stainless Steel Flat Head Screws
Hold up against corrosion, deter unauthorized access, and prevent your driver from slipping
127 products
Steel Torx Plus Flat Head Screws
The strongest Torx Plus flat head screws we offer
79 products
Tamper-Resistant Torx Plus Stainless Steel Flat Head Screws
A secure, tamper-resistant option for corrosive environments
35 products
Thread-Locking Stainless Steel Hex-Drive Flat Head Screws
Resist corrosion and won't come loose on machinery with mild vibration
48 products
Sealing Tamper-Resistant Torx Stainless Steel Flat Head Screws
Prevent unauthorized access while keeping out contaminants and locking in air and fluid
51 products
Tamper-Resistant Hex-Drive Stainless Steel Flat Head Screws
Prevent unauthorized access and damage to components
57 products
Left-Hand-Thread Stainless Steel Hex-Drive Flat Head Screws
Turn to the left to tighten and prevent loosening from counterclockwise motion
20 products
Tamper-Resistant Torx Steel Flat Head Screws
Our strongest tamper-resistant Torx flat head screws
11 products
Stainless Steel Hex-Drive Flat Head Screw Assortments
Keep a range of sizes of our most corrosion-resistant flat head screws on hand
2 products
Steel Hex-Drive Flat Head Screw Assortments
Keep a range of sizes on hand to fasten a variety of machinery and equipment
2 products
Other Products
Bit Sockets
Turn fasteners with an internal drive style without slipping and damaging the drive
30 products
Fastener Assortments
Keep a variety of common screws, nuts, and washers on hand
1 product
Shoulder Screws
Rotate parts around the cylinder under the head to guide and align them during installation
290 products
The quick brown fox jumped over the lazy dog. Pedestal (35" Ht. x 4" Wd. x 4" Dp.)