1/2-13 X 2" Thumb Screws | Shoulder Head | Knurled Drive | Full Thread | Steel Zinc Plated (250 / Pkg.)
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1/2-13 X 2" Thumb Screws | Shoulder Head | Knurled Drive | Full Thread | Steel Zinc Plated (250 / Pkg.)

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1/4-28 X 1/2" Thumb Screws | Shoulder Head | Knurled Drive | Full Thread | Steel Zinc Plated (800 / Pkg.)

Mutual ScrewSKU: 1508TSKC
Price:
$250.24per 800( $0.31 each)
Pieces 800
Drive Knurled
Finish Zinc Plated
Head style Shoulder
Length 1/2
Material Steel
Thread size 1/4-28
Weight 11.38 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

Specs

  • Thread size: 1/4-28 UNC
  • Length: 1/2 inch
  • Head style: Shoulder
  • Drive type: Knurled
  • Threading: Full thread
  • Material: Steel
  • Finish: Zinc plated
  • Package quantity: 800 per package

Features

  • Hand-friendly knurled drive enables tool-free installation and removal with fingertip control
  • Shoulder head provides a defined seating surface for panel alignment and load distribution
  • Full thread engagement ensures consistent clamping along the screw length
  • Steel construction delivers reliable strength for repeated fastening and unfastening
  • Zinc plating adds corrosion resistance in typical workshop and enclosure environments
  • Bulk packaging (800 per package) reduces downtime and reordering frequency
  • Ideal for electronics enclosures, fixtures, jigs, panels, and equipment housings that require quick access

Physical

  • Thread diameter: 0.25 inch
  • Thread pitch: 28 threads per inch
  • Overall length: 0.5 inch
  • Head style: Shoulder
  • Drive: Knurled
  • Material: Steel
  • Finish: Zinc plated
  • Package quantity: 800 per package

Industry Used In

  • Manufacturing and automotive assembly for rapid panel mounting and adjustable fixtures
  • Electronics enclosure and instrument housing assembly requiring tool-free access
  • Woodworking jigs and fixtures where repeatable, reusable thumb screws improve workflow
  • Laboratory equipment and test rigs needing removable fasteners with secure seating
  • HVAC, appliance assembly, and general mechanical assemblies where corrosion resistance matters

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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