Mutual Screw & Supply

1/4-20 X 1-3/4" Machine Screws | Flat Head Phillips Drive | 316 Stainless Steel (200 / Pkg.)

1/4-20 X 1-3/4" Machine Screws | Flat Head Phillips Drive | 316 Stainless Steel - Main image
$46.66 $66.66 In stock

316 stainless steel machine screw with superior corrosion resistance, including salt-water and marine environments. Non-magnetic.

Specs

  • Dimensions: 1/4-20 1-3/4"
  • Drive type: Phillips
  • Head style: Flat Head
  • Material: 316 Stainless Steel
  • Thread: 1/4-20 UNC (coarse)

Features

  • Machine-thread screws for use with nuts or tapped holes
  • Flat head profile
  • Phillips drive
  • 316 Stainless Steel construction
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Express Shipping: Handling (business days) 0–1; Transit (business days) 7–15.

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Standard Shipping · United States: $0.00

Express Shipping · United States: $3.99

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United States · Return window (days after delivery): 30. Return method: By mail. Return postage: Seller pays.

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Customer Reviews (5.0 / 5 · 5 reviews)

Ruby ★★★★★

I needed something that would hold up on my dock near saltwater, and these screws are perfect—no signs of rust after a few months. The Phillips drive seats cleanly, and the flat head sits flush every time.

Joseph ★★★★★

The 316 stainless steel is exactly why I ordered these for a boat project—the salt-water corrosion resistance is a big deal for me. They're non-magnetic too, which I didn't expect at this price point. Two hundred pieces in the pack is plenty to keep spares around.

Jacob X. ★★★★★

The Phillips heads seated perfectly without stripping, even when I drove them into pre-drilled holes on a wet deck. That 316 stainless steel gives me real peace of mind for this seaside railing job.