1/4" x 4" Concrete Screw Blue Coating Flat Head Quadrex Drive

Marsoni

M251S

$54.33

Get it in 3 business days with 1 day shipping. Friday, May 29

1/4" x 4" Concrete Screw Blue Coating Flat Head Quadrex DriveProduct Details : 1 4" x 4" Concrete Screw Blue Coating Flat Head Quadrex Drive Product Type: Concrete Screw Screw Size: 1 4" Length: 4" Threading: Partial thread Drive Size: #3 (Black) Drive Required: Quadrex Head Type: Flat Point Type: Concrete Minimum Hole Depth: 2" Minimum Insertion: 1 1 4" Maximum Insertion: 1 3 4" Thread Type: Hi Low Thread Material(s): Steel Finish: Blue Coating (1000 SST) Bit Dimensions: 3 16" x 5 1 2" Concrete Drill Bit

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Reviewed in the United States on April 30, 2026

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Carnegie, US

★★★★★ 5

Reliable furnace filters at a good price point!

Style: 16x18x1

Great filters. Hard to find sizes. Sturdy.

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Reviewed in the United States on May 21, 2026

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