Square Head Set Screws Case Hardened Steel Cup Point 5/16-18 X 3/4
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Square Head Set Screws Case Hardened Steel Cup Point 5/16-18 X 3/4

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[100 PKG] Square Head Set Screws Case Hardened Steel Cup Point 5/16-18 X 3/4

Mutual ScrewSKU: 3112QSCBB
Price:
$26.70per 100( $0.27 each)
Pieces 100
Measurement type Inch
Thread size 5/16-18
Diameter 5/16
Length 3/4
Material Steel
Grade Case Hardened
Finish Case Hardened
Head style Square
Threads per inch 18
Thread style Fully Threaded
Weight 1.74 lb

WARNING: This product can expose you to chemicals including lead and lead compounds, which are known to the State of California to cause cancer and birth defects or other reproductive harm. For more information go to https://www.P65Warnings.ca.gov.

Description

Secure and durable, the Square Head Set Screw with Cup Point is crafted from case-hardened steel for high strength and wear resistance. Designed for precise seating and strong torque transfer, this screw measures 5/16-18 with a 3/4 inch length. Its square head accepts standard tools for reliable engagement in tight spaces.

Key Features

  • Material: Case-hardened steel for added hardness and durability
  • Head style: Square head for easy tool engagement
  • Point: Cup point provides consistent seating and grip
  • Thread size: 5/16-18 UNC standard
  • Length: 3/4 inch

Ideal for metalworking, machinery assembly, and equipment maintenance where a secure, vibration-resistant fastening is required. This set screw helps align components, lock collars, and fix gears with minimal risk of loosening under load.

Applications

  • Locking set screws for pulleys, gears, and collars
  • Fixture and jig assemblies
  • Machinery components requiring precise seating and robust retention

Can We Help?

If you’re not sure that this product is right for you, give us a call!
800-222-0324

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