#4-40 X 1/2" Machine Screws | Undercut Binder Head | Slotted Drive | 18/8 Stainless Steel (5000/Pkg.)

Mutual ScrewSKU: 0408MSB188KC

Price:
Sale price$215.69per 5000( $0.04 each)
Pieces 5000
Measurement type Inch
Thread size #4-40
Diameter 4
Length 1/2
Material 18/8 Stainless Steel
Grade 18/8
Finish Plain
Drive Slotted
Head style Undercut Binder
Threads per inch 40
Thread style Fully Threaded
Weight 8.0 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

Engineered for reliable fastening in electronics, cabinetry, and metalworking projects, these Machine Screws Slotted Undercut Binder in 18/8 Stainless steel deliver durable performance with a low-profile binder head and a precise 4-40 thread. The slotted drive ensures compatibility with standard flat-head screwdrivers, and the undercut binder head provides a flush, finished look in assemblies where space is limited.

Key features:

  • Material: 18/8 stainless steel (304) for corrosion resistance and strength.
  • Head type: Slotted Undercut Binder for a low-profile, secure seating.
  • Thread size: 4-40
  • Length: 1/2 inch
  • Drive: Slotted
  • Applications: Electronics enclosures, cabinets, sheet metal assemblies, and other light-to-medium duty fastening tasks.

Why choose binder head machine screws? The undercut profile minimizes protrusion while maintaining strength, making them ideal where space is critical. Their corrosion resistance ensures long-lasting performance in both indoor and humid environments.

Installation Tips

For best results, align parts precisely, use a compatible screwdriver, and tighten to the supplier-recommended torque. Avoid over-tightening to prevent thread damage or head deformation.

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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