1/4"-20 X 3-1/2" Machine Screws | Flat Head | Phillips Drive | 18/8 Stainless Steel Black Oxide (500/Pkg.)
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1/4"-20 X 3-1/2" Machine Screws | Flat Head | Phillips Drive | 18/8 Stainless Steel Black Oxide (500/Pkg.)

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1/4"-20 X 3-1/2" Machine Screws | Flat Head | Phillips Drive | 18/8 Stainless Steel Black Oxide (500/Pkg.)

Mutual ScrewSKU: 1456MPF188BKC
Price:
$300.98per 500( $0.60 each)
Pieces 500
Measurement type Inch
Thread size 1/4-20
Diameter 1/4
Length 3-1/2
Material 18/8 Stainless Steel
Grade 18/8
Finish Black Oxide
Drive Phillips
Head style Flat
Threads per inch 20
Thread style Fully Threaded
Weight 20.0 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

Secure and corrosion-resistant, the Machine Screws Phil Flat 18/8 Stainless Black Oxide 1/4-20 x 3 1/2 is designed for durable metal fastening with a flush finish. Crafted from 18/8 stainless steel and finished with a black oxide coating, these screws combine corrosion resistance with a low-profile aesthetic.

Specifications

  • Material: 18/8 stainless steel (304)
  • Finish: Black oxide
  • Drive Type: Phillips
  • Head Style: Flat
  • Thread Size: 1/4-20 UNC
  • Length: 3-1/2 in

With a Phillips drive and a flat head, these machine screws sit flush in panels and work surfaces, delivering secure, dependable fastening for a wide range of metal assemblies. The 1/4-20 thread provides compatibility with standard components, while the long 3-1/2 inch length accommodates thicker materials or deep-set applications.

Ideal for projects requiring stainless steel durability and a discreet finish, these screws resist corrosion in everyday environments and maintain strength over time. Use them in equipment enclosures, machinery assemblies, or metal housing where a robust, corrosion-resistant fastener is essential.

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800-222-0324

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