#4-40 X 1/4" Jackscrews | Steel Zinc Yellow (2000 / Pkg.)

Jackscrews Steel Zinc Yellow 4/40 X 1/4 bulk pack — designed for reliable, precise fastening in a wide range of projects. Made from quality steel and finished in zinc yellow, these screws are sized at 4/40 thread with a 1/4 inch length, offering consistent performance every time. This listing includes 2000 pieces in bulk, ideal for workshops, manufacturing, and frequent-use applications.

Key specifications

• Material: Steel
• Finish: Zinc Yellow
• Type: Jackscrews
• Thread: 4/40
• Length: 1/4 inch
• Quantity: 2000 pieces (bulk)

Why choose these jackscrews?

These jackscrews provide a compact, reliable fastening solution with standard sizing suitable for a wide range of assemblies. The bulk pack offers excellent value for ongoing projects, replacements, and production runs.

Applications

Ideal for hardware assemblies, machinery adjustments, and general-purpose fastening where a precise, small-diameter jack screw is required. The zinc yellow finish enhances visibility and helps distinguish fasteners in crowded workspaces.