Good News! As of March 14th the Southbound IH-35 Weidner Exit is now Open!

Anchors
Abrasives
Automotive
- Automotive
- Bulbs
- Cables
- Clamps
- Grease Fittings
  - Grease Fittings
  - 45 Deg
  - 65 Deg
  - 90 Deg
  - Adapters
  - Buttonhead
  - Coupler
  - Drive In
  - Extra Long
  - Long
  - Release Fitting
  - Short
  - Straight
  - Whip Hose
- Hoses
- Lights
- Wire
Bins & Trays
- Bins & Trays
- Bins
  - Bins
  - #18 New
  - #40 New
  - #42 New
  - #72 New
- Compartments
- Drawers
- Inserts
- Shells
- Slide Racks
- Stands
- Trays
  - Trays
  - #12 DL New
  - #12 DS New
  - #16 DL New
  - #17 DS New
  - #20 DL New
  - #20 DL Used
  - #20 DS New
  - #21 DL New
  - #24 DL New
  - #24 DS New
  - #24 DS Used
  - #32 DL New
  - #32 DL Used
  - #4 DL New
  - #4 DS New
  - #6 DL New
  - #8 DS New
Body Clips & Accessories
Chain & Accessories
Chemicals & Paint
Containers
- Containers
- Bucket Lids
- Buckets
- Racks
- Ziploc Bags
  - Ziploc Bags
  - 2 Mil
  - 4 Mil
  - 6 Mil
Cutting Tools
Electrical
Fasteners
Fittings
Hoses
Hydraulics
- Hydraulics
- Crimp Fittings
- Adapters
  - Adapters
  - Cap
  - Plug
  - Straight
  - 45 Degree
  - 90 Degree
  - Tee
- Hoses
- O-Rings
  - O-Rings
  - Buna
  - Metric O-Rings
  - Nitrile
  - O-Ring Cord
  - Silicone
  - Teflon
  - Viton
  - Washer Seals
Industrial Products
Janitorial Supplies
Machine Keys & Accessories
Office Supplies
Retaining Rings
- Retaining Rings
- E Type
  - E Type
  - S/S
  - Steel
- External
  - External
  - S/S
  - Steel
- Internal
  - Internal
  - S/S
  - Steel
- Metal Rings
Safety Supplies
Set Collars and Bushings
Specialty Fasteners
Springs
Strut & Accessories
- Strut & Accessories
- Accessories
- Bolts
- Clamps
- Clevis Products
- Construction
- Extension
- Hangers
- Nuts
- Pipe Roller
- Pipe Roller Stand
- Pipe Shields
- Roller Accessories
- Side Beam and Brackets
- Square Plate Washers
- Strut
  - Strut
  - Low Carbon Steel
  - S/S
  - Steel
- Top Nuts
- U-Bolts
- Washers
- Weld Beams
Tape Products
Tools
Tubing

- Order Pad
My Account
About Us
Services
News
Careers
Contact Us
- Locations
- Take our Survey
Resources
- Reference Guides
- Measurement Guides

Explore our new website with daily updates! If you don't see what you need, call us at 210-656-2323.

Fasteners
Screws
Set Screws
Square Head Set Screws
Steel

Steel

43 item(s)

Sort

Filter By

Diameter - Thread Pitch

1/2-13(11)
1/4-20(7)
3/4-10(1)
3/8-16(10)
5/16-18(8)
7/16-14(6)

Drive

External Square(43)

Length

1 1/2"(5)
1 1/4"(5)
1 3/4"(5)
1"(5)
1/2"(3)
2 1/2"(2)
2"(5)
3 1/2"(2)
3"(2)
3/4"(5)
4 1/2"(2)
4"(1)
5"(1)

Point

Cup Point(43)

Thread Standard

UNC - Unified National Coarse(43)

Thread Type

Fully Threaded(43)

- Steel

Compare

259408

1/4-20 X 1/2 SQUARE HEAD SET SCREW PLAIN

Request Quote For Pricing

- Steel

Compare

259412

1/4-20 X 3/4 SQUARE HEAD SET SCREW PLAIN

Request Quote For Pricing

- Steel

Compare

259416

1/4-20 X 1 SQUARE HEAD SET SCREW PLAIN

Request Quote For Pricing

- Steel

Compare

259420

1/4-20 X 1 1/4 SQUARE HEAD SET SCREW PLAIN

Request Quote For Pricing

- Steel

Compare

259424

1/4-20 X 1 1/2 SQUARE HEAD SET SCREW PLAIN

Request Quote For Pricing

- Steel

Compare

259428

1/4-20 X 1 3/4 SQUARE HEAD SET SCREW PLAIN

Request Quote For Pricing

- Steel

Compare

259432

1/4-20 X 2 SQUARE HEAD SET SCREW PLAIN

Request Quote For Pricing

- Steel

Compare

259508

5/16-18 X 1/2 SQUARE HEAD SET SCREW PLAIN

Request Quote For Pricing

- Steel

Compare

259512

5/16-18 X 3/4 SQUARE HEAD SET SCREW PLAIN

Request Quote For Pricing

- Steel

Compare

259516

5/16-18 X 1 SQUARE HEAD SET SCREW PLAIN

Request Quote For Pricing

- Steel

Compare

259520

5/16-18 X1 1/4 SQUARE HEAD SET SCREW PLAIN

Request Quote For Pricing

- Steel

Compare

259524

5/16-18 X1 1/2 SQUARE HEAD SET SCREW PLAIN

Request Quote For Pricing

- Steel

Compare

259528

5/16-18 X 13/4 SQUARE HEAD SET SCREW PLAIN

Request Quote For Pricing

- Steel

Compare

259532

5/16-18 X 2 SQUARE HEAD SET SCREW PLAIN

Request Quote For Pricing

- Steel

Compare

259540

5/16-18 X2 1/2 SQ HEAD SET SCREW PLAIN

Request Quote For Pricing

- Steel

Compare

259608

3/8-16 X 1/2 SQUARE HEAD SET SCREW PLAIN

Request Quote For Pricing

- Steel

Compare

259612

3/8-16 X 3/4 SQUARE HEAD SET SCREW PLAIN

Request Quote For Pricing

- Steel

Compare

259616

3/8-16 X 1 SQUARE HEAD SET SCREW PLAIN

Request Quote For Pricing

- Steel

Compare

259620

3/8-16 X 1 1/4 SQUARE HEAD SET SCREW PLAIN

Request Quote For Pricing

- Steel

Compare

259624

3/8-16 X 1 1/2 SQUARE HEAD SET SCREW PLAIN

Request Quote For Pricing

- Steel

Compare

259628

3/8-16 X 1 3/4 SQUARE HEAD SET SCREW PLAIN

Request Quote For Pricing

- Steel

Compare

259632

3/8-16 X 2 SQUARE HEAD SET SCREW PLAIN

Request Quote For Pricing

- Steel

Compare

259648

3/8-16 X 3 SQUARE HEAD SET SCREW PLAIN

Request Quote For Pricing

- Steel

Compare

259656

3/8-16 X 3 1/2 SQUARE HEAD SET SCREW PLAIN

Request Quote For Pricing

Previous
1
2
...of 2
Next

What you need, when you need it, at a fair price.

A premier supplier and distributor of quality fasteners, related hardware and the tools you need.

Connect with us

Website Feedback
Locations
Services
Careers
News

Headquarters

10507 N IH 35

San Antonio, TX 78233

Hours of Operation:

Monday thru Friday

7:30 AM – 5:00 PM

Saturday 8:30 AM – 1:30 PM

We are ISO 9001:2015 Certified and offer over 30,000 items for a wide scope of applications.

ISO 9001 Certificate

Copyright © Quality Fasteners - All Rights Reserved | Powered by