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Find the perfect Uncategorized from our top 10 picks for 2025. Prices from 5.49 USD to 30.19 USD. Detailed comparison and expert reviews.
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Best Overall
Swpeet 90Pcs 6 Size M6ร—10/12/16/20/25/35mm Galvanized Square Head Bolt and Hex Nuts Assortment Kit, Fully Thread Galvanized Square Head Screw, Square Machine Screws, Square Head T-Bolt

Swpeet 90Pcs 6 Size M6ร—10/12/16/20/25/35mm Galvani...

11.99USD
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Best Choice
Swpeet - Swpeet 90Pcs 6 Size M6ร—10/12/16/20/25/35mm Galvanized Square Head Bolt and Hex Nuts Assortment Kit, Fully Thread Galvanized Square Head Screw, Square Machine Screws, Square Head T-Bolt
#1
Best Choice
NEW
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40.00/100 Prime

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  • ๐ŸŽฏ What You Get ----- In this kit, you will get 90Pcs 6 Size M6 Square Head Bolt and Hex Nuts. Including 10Pcs M6ร—10mm; 10Pcs M6ร—12mm; 10Pcs M6ร—16mm; 5Pcs M6ร—20mm; 5Pcs M6ร—25mm; 5Pcs M6ร—35mm; and 45Pcs M6 Hex Nuts. Sufficient size and quantity to meet daily fastening needs.
  • ๐ŸŽฏ High Quality ----- Square head bolts are made of carbon steel, galvanized on the surface. Square head T-bolts are resistant to rust and corrosion, ensuring a long term use in various environments. The reliable bolt has excellent workmanship, standard size, smooth surface, and no burrs.
$11.99
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MAKERS BOLT - Rustic Square Head Lag Screws, Black Oxide Finish Lag Bolts, 5/16 x 1 1/2-Inch, (Pack of 100)
#4
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40.00/100 Prime

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  • 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
$30.19
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uxcell - uxcell 10Pcs Square Head Bolts, 5/16-18x1 Black Oxide Carbon Steel Square Machine Screws, T-Bolt for Machinery Railroad Electrical Connections
#5
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40.00/100 Prime

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  • Square Head Bolt: Surface: Black Oxide; Color: Black; Thread Size: 5/16-18x1" (D*L); Bolt Length: 25mm / 0.98"; Thread Length: 25mm / 0.98"; Head Size: 12.7mm x 5mm / 0.5" x 0.2" (W*T); Package Content: 10Pcs x Square Head Bolts
  • Material: Square head bolts are made of carbon steel, which is durable, has fine workmanship, high strength, corrosion resistance, wear resistance, good impact resistance, not easy to damage, and long service life
$14.99
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Hilitchi - Hilitchi 90PCS 6 Sizes Square Head Bolt Assortment Kit M6 x 10/12/16/20/25/35mm Blue White Zinc Square Machine Screws with Hex Nut Fully Thread Grade 4.8 Square Machine Screws Bolt for Machinery
#7
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40.00/100 Prime

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  • ๐Ÿ’ซใ€What You Will Getใ€‘In this kit, you will get 45pcs blue white zinc square head bolt in 6 sizes, which are 5pcs m6 x 35, 5pcs m6 x 25, 5pcs m6 x 20, 10pcs m6 x 16, 10pcs m6 x 12, 10pcs m6 x 10 and 45pcs hexagon nut. In total 90pcs. They are packed well in a durable transparent box for easy storage and carrying. Sufficient quantity and different sizes can meet your needs of daily use.
  • ๐Ÿ’ซใ€Premium Materialใ€‘Our square machine screws and bolts are made of carbon steel, with galvanized surface, high strength, hardness, wear resistance, suitable for various extreme environments, stable, and can be used for a long time.
$9.89
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Wokape - Wokape 45 Sets Square Head Bolt Assortment Kit M6*10/12/16/20/25/35mm Carbon Steel Zinc Plated Grade 4.8 Fully Thread Square Machine Screws W Hex Nuts for Machinery Electrical Connections Construction
#9
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  • ๐Ÿ…ใ€Package Includedใ€‘๐Ÿ…: You will receive 45 M6 square head bolts - 10MM, 12MM, and 16MM sizes, each with 10 pieces; and 20MM, 25MM, and 35MM sizes, each with 5 pieces. Additionally, you will receive 45pcs of M6 hex bolts, making a total of 90 pieces. This ample quantity and variety of sizes will meet your needs.
  • ๐Ÿ… ใ€Zinc-Plated Carbon Steelใ€‘๐Ÿ… :Our square head bolts are made of carbon steel with a zinc-plated surface, featuring high hardness, durability, wear resistance, and robustness. They are resistant to rust and discoloration, providing the bolts with an extended service life.
$9.97
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Rustark - Rustark 90Pcs 6 Sizes M6 Zinc Plated Square Head Bolt with Hex Nut Fully Thread Square Machine Screws for Machinery Railroad
#10
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40.00/100 Prime

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  • ใ€ What You Get ใ€‘ --- You'll receive 45pcs 6 sizes zinc plated square head bolt with 45pcs hex nuts. The square head bolt come in 6 various sizes, including 10pcs M6x10mm square head bolt, 10pcs M6x12mm square head bolt, 10pcs M6x16mm square head bolt, 5pcs M6x20mm square head bolt, 5pcs M6x25mm square head bolt, 5pcs M6x35mm square head bolt, and 45pcs M6 hex nuts. Sufficient quantity and rich sizes can meet your different needs in daily life.
  • ใ€ Durable & Reliable ใ€‘ --- These square head bolt are made of carbon steel with blue zinc plated finish which are corrosion-resistant, rust resistant and durable with long-term service life. These square head bolt also have superior wear resistance, excellent oxidation resistance and strong holding performance, which can withstand many extreme environment.
$9.99
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Conclusion: square-head bolts

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Based on our analysis, the #1 product on our list offers the best value with a rating of 0.0/5.
Prices range from 5.49 USD to 30.19 USD, offering options for every budget.
This selection is regularly updated to ensure you get the best deals and top-rated products.
We select products based on their Amazon popularity, customer ratings, and value for money.

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Swpeet 90Pcs 6 Size M6ร—10/12/16/20/25/35mm Galvanized Square Head Bolt and Hex Nuts Assortment Kit, Fully Thread Galvanized Square Head Screw, Square Machine Screws, Square Head T-Bolt
๐Ÿฅ‡ #1

Swpeet 90Pcs 6 Size M6ร—10/12/16/20/25/35...

11.99 USD
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