1/4"-20 X 1/2" Machine Screws | 100 Degree Flat Head | Phillips Drive | 18/8 Stainless Steel Black Oxide (1000/Pkg.)

Mutual ScrewSKU: 1408MP1188BKC

Price:
Sale price$219.82per 1000( $0.22 each)
Pieces 1000
Measurement type Inch
Thread size 1/4-20
Diameter 1/4
Length 1/2
Material 18/8 Stainless Steel
Grade 18/8
Finish Black Oxide
Drive Phillips
Head style 100 Degree Flat
Threads per inch 20
Thread style Fully Threaded
Weight 7.0 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

Premium bulk Phillips flat-head machine screws, size 1/4-20 x 1/2 inch, crafted from 18/8 stainless steel and finished with a black oxide coating for a low-gloss, corrosion-resistant solution. This bulk pack contains 1000 screws, ideal for maintenance, manufacturing, and DIY projects where consistent quality and fasteners are required.

Product Highlights

  • Material: 18/8 stainless steel for excellent corrosion resistance and strength.
  • Finish: Black oxide provides a sleek, non-reflective finish and adds an extra layer of wear protection.
  • Head style: 100-degree flat head designed for flush seating in countersunk holes.
  • Drive type: Phillips drive for reliable, fast driving with minimal cam-out.
  • Thread size: 1/4-20 UNC standard coarse thread.
  • Length: 1/2 inch (12.7 mm) under the head, suitable for a range of materials and assemblies.
  • Quantity: 1000 screws per bulk pack for large projects or production runs.
  • Applications: Ideal for metal enclosures, cabinets, machinery, electronics housings, and other components requiring robust, easy-to-install fasteners.

Designed for reliability in challenging environments, these screws combine corrosion resistance with a versatile finish and standard threading to fit many tapped holes and nuts. Add these bulk screws to your toolkit and ensure you have a consistent supply for ongoing projects.

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800-222-0324

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