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Square Head Set Screws

Count on Construction Fasteners and Tools for an unmatched selection of bolts and screws, including square head set screws. Used most often for commercial projects, these fasteners offer reliability and versatility. The square head set screws in our inventory offer unmatched quality and affordability.

15 Items

Set Descending Direction

Top products

  1. 1/2" x 2" Bare Square Head Set Screw
    1/2" x 2" Bare Square Head Set Screw
    CFT-Approved 1/2" x 2" Bare Square Head Set Screw
    CF Product Code: SQH008032
    CAD $1.09
    / Each
    In stock
    CFT-Approved 1/2" x 2" Bare Square Head Set Screw
    CF Product Code: SQH008032
    CAD $1.09
    / Each
    In stock
  2. 5/16" x 1" Bare Square Head Set Screw
    5/16" x 1" Bare Square Head Set Screw
    CFT-Approved 5/16" x 1" Bare Square Head Set Screw
    CF Product Code: SQH005016
    CAD $0.15
    / Each
    In stock
    CFT-Approved 5/16" x 1" Bare Square Head Set Screw
    CF Product Code: SQH005016
    CAD $0.15
    / Each
    In stock
  3. 5/16" x 3/4" Zinc Square Head Set Screw
    5/16" x 3/4" Zinc Square Head Set Screw
    CFT-Approved (Box of 10) 5/16" x 3/4" Zinc Square Head Set Screw
    CF Product Code: SQH005012Z
    CAD $1.10
    / Box of 10
    In stock
    CFT-Approved (Box of 10) 5/16" x 3/4" Zinc Square Head Set Screw
    CF Product Code: SQH005012Z
    CAD $1.10
    / Box of 10
    In stock
  4. 5/16" x 1/2" Bare Square Head Set Screw
    5/16" x 1/2" Bare Square Head Set Screw
    CFT-Approved (Box of 10) 5/16" x 1/2" Bare Square Head Set Screw
    CF Product Code: SQH005008
    CAD $1.30
    / Box of 10
    In stock
    CFT-Approved (Box of 10) 5/16" x 1/2" Bare Square Head Set Screw
    CF Product Code: SQH005008
    CAD $1.30
    / Box of 10
    In stock
  5. 3/4" x 5" Bare Square Head Set Screw
    3/4" x 5" Bare Square Head Set Screw
    CFT-Approved 3/4" x 5" Bare Square Head Set Screw
    CF Product Code: SQH012080
    CAD $5.99
    / Each
    In stock
    CFT-Approved 3/4" x 5" Bare Square Head Set Screw
    CF Product Code: SQH012080
    CAD $5.99
    / Each
    In stock
  6. 1/2" x 1-1/2" Bare Square Head Set Screw
    1/2" x 1-1/2" Bare Square Head Set Screw
    CFT-Approved 1/2" x 1-1/2" Bare Square Head Set Screw
    CF Product Code: SQH008024
    CAD $1.69
    / Each
    In stock
    CFT-Approved 1/2" x 1-1/2" Bare Square Head Set Screw
    CF Product Code: SQH008024
    CAD $1.69
    / Each
    In stock
  7. 1/2" x 1" Bare Square Head Set Screw
    1/2" x 1" Bare Square Head Set Screw
    CFT-Approved 1/2" x 1" Bare Square Head Set Screw
    CF Product Code: SQH008016
    CAD $0.69
    / Each
    In stock
    CFT-Approved 1/2" x 1" Bare Square Head Set Screw
    CF Product Code: SQH008016
    CAD $0.69
    / Each
    In stock
  8. 3/8" x 1-1/2" Bare Square Head Set Screw
    3/8" x 1-1/2" Bare Square Head Set Screw
    CFT-Approved 3/8" x 1-1/2" Bare Square Head Set Screw
    CF Product Code: SQH006024
    CAD $1.39
    / Each
    In stock
    CFT-Approved 3/8" x 1-1/2" Bare Square Head Set Screw
    CF Product Code: SQH006024
    CAD $1.39
    / Each
    In stock
  9. 3/8" x 3/4" Bare Square Head Set Screw
    3/8" x 3/4" Bare Square Head Set Screw
    CFT-Approved 3/8" x 3/4" Bare Square Head Set Screw
    CF Product Code: SQH006012
    CAD $0.43
    / Each
    In stock
    CFT-Approved 3/8" x 3/4" Bare Square Head Set Screw
    CF Product Code: SQH006012
    CAD $0.43
    / Each
    In stock
  10. 5/16" x 1" Zinc Square Head Set Screw
    5/16" x 1" Zinc Square Head Set Screw
    CFT-Approved 5/16" x 1" Zinc Square Head Set Screw
    CF Product Code: SQH005016Z
    CAD $0.21
    / Each
    In stock
    CFT-Approved 5/16" x 1" Zinc Square Head Set Screw
    CF Product Code: SQH005016Z
    CAD $0.21
    / Each
    In stock
  11. 5/16" x 1/2" Zinc Square Head Set Screw
    5/16" x 1/2" Zinc Square Head Set Screw
    CFT-Approved (Box of 10) 5/16" x 1/2" Zinc Square Head Set Screw
    CF Product Code: SQH005008Z
    CAD $0.88
    / Box of 10
    In stock
    CFT-Approved (Box of 10) 5/16" x 1/2" Zinc Square Head Set Screw
    CF Product Code: SQH005008Z
    CAD $0.88
    / Box of 10
    In stock
  12. 1/2" x 2-1/2" Bare Square Head Set Screw
    1/2" x 2-1/2" Bare Square Head Set Screw
    CFT-Approved 1/2" x 2-1/2" Bare Square Head Set Screw
    CF Product Code: SQH008040
    CAD $2.09
    / Each
    Special Order
    Not Stocked. We will contact you with an ETA after an order is placed.
    CFT-Approved 1/2" x 2-1/2" Bare Square Head Set Screw
    CF Product Code: SQH008040
    CAD $2.09
    / Each
    Special Order
    Not Stocked. We will contact you with an ETA after an order is placed.
  13. 3/8" x 1" Bare Square Head Set Screw
    3/8" x 1" Bare Square Head Set Screw
    CFT-Approved 3/8" x 1" Bare Square Head Set Screw
    CF Product Code: SQH006016
    CAD $0.34
    / Each
    Special Order
    Not Stocked. We will contact you with an ETA after an order is placed.
    CFT-Approved 3/8" x 1" Bare Square Head Set Screw
    CF Product Code: SQH006016
    CAD $0.34
    / Each
    Special Order
    Not Stocked. We will contact you with an ETA after an order is placed.
  14. 5/16" x 1" 18.8 Stainless Steel Square Head Set Screw
    5/16" x 1" 18.8 Stainless Steel Square Head Set Screw
    CFT-Approved 5/16" x 1" 18.8 Stainless Steel Square Head Set Screw
    CF Product Code: SQH005016SS
    CAD $0.69
    / Each
    Special Order
    Not Stocked. We will contact you with an ETA after an order is placed.
    CFT-Approved 5/16" x 1" 18.8 Stainless Steel Square Head Set Screw
    CF Product Code: SQH005016SS
    CAD $0.69
    / Each
    Special Order
    Not Stocked. We will contact you with an ETA after an order is placed.
  15. 5/16" x 3/4" Bare Square Head Set Screw
    5/16" x 3/4" Bare Square Head Set Screw
    CFT-Approved 5/16" x 3/4" Bare Square Head Set Screw
    CF Product Code: SQH005012
    CAD $0.15
    / Each
    Special Order
    Not Stocked. We will contact you with an ETA after an order is placed.
    CFT-Approved 5/16" x 3/4" Bare Square Head Set Screw
    CF Product Code: SQH005012
    CAD $0.15
    / Each
    Special Order
    Not Stocked. We will contact you with an ETA after an order is placed.

15 Items

Set Descending Direction

Square Head Set Screws for Sale Online

A square head set screw connects components in tight spaces. The installer can use an Allen key or wrench to fasten the screw flush with the material. The thread travels up to the head to ensure the head gets as close to the component as possible. Some square head set screws have a pellet inset or nylon patch to resist loosening from vibration.

Uses for Square Head Set Screws

Square head set screws tend to find use in projects for industrial or manufacturing applications. They have a variety of point types suited to different materials and adjustment needs. A square head set screw can permanently or semi-permanently secure parts, depending on the type and application.

Types of Square Head Set Screws

You can purchase square head set screws with a wide range of specifications, including:

  • Lengths: Square head set screws come in many lengths, including lengths as long as three inches
  • Materials: While manufacturers make most square head set screws with asteel alloy, they can also have zinc plating, stainless steel, brass oranother material.
  • Diameters: Square head set screws also have various diameter options that include widths ranging from 5/16-inch to 3/4-inch.

The tip of a square head set screw has an essential role to play in its application. Square head set screws can have the following types of tips:

  • Cup
  • Cone
  • Half dog
  • Flat
  • Oval
  • Self-locking

Ask a Construction Fasteners and Tools representative for assistance with choosing the right type of square head set screw for your project.

Construction Fasteners and Tools Has All the Fasteners You Need for Your Next Project

At Construction Fasteners and Tools, we stock a wide range of fasteners at an affordable price. Choose among thousands of products that include:

  • Anchors and studs: Combine the nails, studs and anchors you need forthe job.
  • Bolt kits: Our bolt kits include corresponding washers, nuts and bolts.
  • Bolts: Find a bolt that matches your application and driver bit.
  • Nuts: Select a versatile nut like a hex nut or a specialty product like an eye nut.
  • Screws: We provide screws for a variety of materials and uses.
  • Washers: Our washers come in various shapes and materials to protect components.

If you need a fastener that you can't find in our catalog, reach out to us for custom sourcing.

Purchase Square Head Set Screws From Construction Fasteners and Tools

Our website sells the fasteners you need for your next commercial or personal project. With bulk buying discounts and free shipping over $99, we make fastener shopping more convenient than ever. Learn more about our square head set screws today by calling 1-866-238-8880 or contacting a representative online.