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The Best Square Head Bolts

Looking for the best Square Head Bolts?

Discover now our comparison of the best Square Head Bolts. It is never easy to choose from the wide range of offers. On the market, you will find an incalculable number of models, all at different prices. And as you will discover, the best Square Head Bolts are not always the ones at the highest prices! Many criteria are used, and they make the richness and relevance of this comparison.
To help you make the best choice among the hundreds of products available, we have decided to offer you a comparison of the Square Head Bolts in order to find the best quality/price ratio. In this ranking, you will find products listed according to their price, but also their characteristics and the opinions of other customers. Also discover our comparisons by categories. You won’t have to choose your products at random anymore.

No. 1
uxcell Square Head Bolt, 2pcs M6x20mm Fully Thread 304 Stainless Steel Grade C Square Machine Screws
  • Product Name: Square Head Bolt; Material: 304 Stainless Steel; Color: Silver Tone; Thread Size: M6 x 20mm / M6 x 0.79"(D*L); Pitch: 1mm
  • Head Size: 10mm x 10mm x 4mm / 0.39" x 0.39" x 0.16"(L*W*T); Package Content: 2 x Square Head Bolt
  • Advantage: Square head bolt offers a large bearing area, is made of 304 stainless steel, anti-rust, wear-resistant, corrosion-resistant, and can be used indoors and outdoors.
  • Application: It is widely used in the assembly and maintenance of machinery, railroad, electrical connections, construction, some assembly required furniture and DIY project. Such as the assembly and fixing of guardrails, home appliances, pipeline installations, equipment, steel-framed houses, etc.
  • Installation: A wrench/plier is required for installation. Generally, with a nut and a washer to form a fastener device(Not in the package).
No. 2
uxcell Square Head Bolt, 10pcs M6 x 20mm Fully Thread Carbon Steel Grade 4.8 Square Machine Screws
  • Product Name: Square Head Bolt; Material: Carbon Steel; Finish: Zinc Plated; Color: Silver Tone; Thread Size: M6 x 20mm / M6 x 0.79"(D*L); Pitch: 1mm
  • Head Size: 12mm x 12mm x 2mm / 0.47" x 0.47" x 0.08"(L*W*T); Package Content: 10 x Square Head Bolt
  • Advantage: Square head bolt offers a large bearing area, is made of carbon steel, zinc plated finish to prevent rust, high strength, good wear resistance and good impact resistance, and durable.
  • Application: Square head bolt can be used for toilet lid installation, and it is also widely used in the assembly and maintenance of machinery, railroad, electrical connections, construction, some assembly required furniture and DIY project. Such as the assembly and fixing of guardrails, home appliances, pipeline installations, equipment, steel-framed houses, etc.
  • Installation: A wrench/plier is required for installation. Generally, with a nut and a washer to form a fastener device(Not in the package).
No. 3
Rustic Square Head Lag Screws, Black Oxide Finish Lag Bolts, 1/4 x 1 1/2-Inch, (Pack of 100)
  • Vintage Lag Bolts: These square head lag screws are a hard to find, unique antique style bolt to give all your projects an original look and feel
  • Black Screws: Made from alloy steel and coated with a black oxide finish with a light oil coating to help prevent corrosion, these bolts won't peel or scratch
  • Reliable Hardware Company: Made exclusively for interior use, Maker Co's black carbon steel screws are designed with superior craftsmanship and longevity in mind
  • How To Install: Each black bolt requires a pre-drilled hole and can be easily installed with a wrench or 8 point socket
  • Specifications: Includes 100 decorative screws with 1/4-inch x 1-1/2-inch dimensions to perfectly fit your projects
No. 4
Hard-to-Find Fastener 014973311971 Square Head Bolts, 5/16-18 x 1, Piece-10
  • Diameter: 5/16"
  • Length: 1 inch
  • Material: Steel
  • Finish: Zinc
  • Head Style: Square
No. 5
(8) Square Head 3/4-10 x 5 Bolts Unplated A307 1-1/8 Square
  • Diameter: 3/4-10
  • Length: 5
  • Drive Type: Square
  • Head Type: Square
  • Finish: Plain
No. 6
Hard-to-Find Fastener 014973518844 Square Head Bolts, 1/4-20 x 1, Piece-15
  • Diameter: 1/4 inch
  • Length: 1 inch
  • Material: steel
  • Finish: zinc
  • Head style: square (3/8 wrench)
No. 7
uxcell Square Head Bolt, 20pcs M6x16mm Fully Thread Carbon Steel Grade 8.8 Square Machine Screws, Gray
  • Product Name: Square Head Bolt; Material: Carbon Steel; Color: Gray; Thread Size: M6 x 16mm / M6 x 0.63"(D*L); Pitch: 1mm
  • Head Size: 14mm x 14mm x 2mm / 0.55" x 0.55" x 0.08"(L*W*T); Package Content: 20 x Square Head Bolt
  • Advantage: Square head bolt offers a large bearing area, is made of carbon steel, high strength, good wear resistance and good impact resistance, and durable.
  • Application: It is widely used in the assembly and maintenance of machinery, railroad, electrical connections, construction, some assembly required furniture and DIY project. Such as the assembly and fixing of guardrails, home appliances, pipeline installations, equipment, steel-framed houses, etc.
  • Installation: A wrench/plier is required for installation. Generally, with a nut and a washer to form a fastener device(Not in the package).
No. 8
The Hillman Group 50211 Square Bolts with Nut, 8-Pack
  • These top-post square terminal bolts feature a hex nut & measure approximately 1-1/4" long
  • GREAT FOR AUTOMOBILES: Parts ideal for use on automotive battery fixtures
  • PART OF A COMPLETE FASTENING SOLUTION: Includes a matching hex nut for complete installation
  • STRONG, STURDY, RELIABLE: Made of high-quality steel
  • CORROSION-RESISTANT: Material offers strong resistance to rust and corrosion
SaleNo. 9
Hard-to-Find Fastener 014973312091 Square Head Bolts, 3/8-16 x 1-1/2, Piece-10
  • Diameter: 3/8"
  • Length: 1-1/2 inch
  • Material: Steel
  • Finish: Zinc
  • Head Style: Square (9/16 Wrench)
No. 10
uxcell Square Head Bolt, 10pcs M6x30mm Fully Thread 304 Stainless Steel Grade C Square Machine Screws
  • Product Name: Square Head Bolt; Material: 304 Stainless Steel; Color: Silver Tone; Thread Size: M6 x 30mm / M6 x 1.18"(D*L); Pitch: 1mm
  • Head Size: 10mm x 10mm x 4mm / 0.39" x 0.39" x 0.16"(L*W*T); Package Content: 10 x Square Head Bolt
  • Advantage: Square head bolt offers a large bearing area, is made of 304 stainless steel, anti-rust, wear-resistant, corrosion-resistant, and can be used indoors and outdoors.
  • Application: It is widely used in the assembly and maintenance of machinery, railroad, electrical connections, construction, some assembly required furniture and DIY project. Such as the assembly and fixing of guardrails, home appliances, pipeline installations, equipment, steel-framed houses, etc.
  • Installation: A wrench/plier is required for installation. Generally, with a nut and a washer to form a fastener device(Not in the package).

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Last update on 2025-02-11 / Affiliate links / Images from Amazon Product Advertising API