5/16-18 X 3/4" Thumb Screws | Shoulder Head | Knurled Drive | Full Thread | Steel Zinc Plated (500 / Pkg.)

Mutual ScrewSKU: 3112TSKC

Price:
Sale price$141.30per 500( $0.28 each)
Pieces 500
Drive Knurled
Finish Zinc Plated
Head style Shoulder
Length 3/4
Material Steel
Thread size 5/16-18
Weight 15.51 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

Thumb screws with a shoulder head and knurled drive provide tool-free, hand-tightened fastening for enclosures, fixtures, and assemblies. Steel construction with zinc plating offers solid strength and corrosion resistance. Sold in a bulk 500 count package.

Specs

  • Size: 5/16-18 UNC
  • Length: 3/4 inch
  • Head type: Shoulder head
  • Drive type: Knurled
  • Thread: Full thread
  • Material: Steel
  • Finish: Zinc plated
  • Package quantity: 500 per package

Features

  • Knurled drive enables hand tightening with consistent grip, reducing tool requirements
  • Shoulder head provides a stable seating surface and even load distribution across joined parts
  • Full thread offers maximum engagement along the screw length for secure fastening
  • Steel construction delivers reliable strength for metal and hard plastic components
  • Zinc plating provides basic corrosion resistance in typical workshop environments
  • Bulk packaging supports inventory stocking and large-scale projects

Physical

  • Head: Shoulder
  • Drive: Knurled
  • Material: Steel with zinc plating
  • Thread: Full length
  • Package: 500 pieces per package

Industry Used In

  • Electronics enclosures, cabinets, and chassis assemblies
  • Machinery and equipment fixtures requiring hand-tightened fasteners
  • Cabinetry, woodworking, and shop fixtures
  • Prototype development, test rigs, and temporary assemblies
  • Automotive interior mounting and panel assembly

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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