Square Head Bolts have square-shaped external wrenching heads, which offer a large bearing area for positive gripping. These are best used in tight or dark spaces where a machinist or fabricator must tighten the bolt blind. Buy bolts and nuts online! Square Head Bolts available by piece, package, and bulk quantities.

We specialize in square head bolts, slotted drive screws, nickel plated screws, solid rivets and a wide range of other historic and/or obscure fasteners. The supplier of choice for specialty fasteners in the Blacksmithing, Metalworking and Woodworking communities. In …

Choose from our selection of square head bolts, including square head screws, set screws, and more. In stock and ready to ship.

Choose from our selection of low-strength steel square nuts, 18-8 stainless steel square nuts, metric low-strength steel square nuts, and more. In stock and ready to ship.

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Choose from our selection of square bolts, including over 2,100 products in a wide range of styles and sizes. In stock and ready to ship.

uxcell Square Head Bolt, 10pcs M6 x 20mm Fully Thread Carbon Steel Grade 4.8 Square Machine Screws

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As a supplier of square head bolts, AFT offers a huge selection of fully threaded and partially threaded square bolts with bolt sizes ranging from 1/4” up to 1-1/2”, and lengths from 1” up to 17”. Our square head bolts are available in plain, zinc, and hot dipped galvanized – which offers the most corrosion-resistance for harsh environments.

We offer large selections of wholesale bolts, nuts, screws, washers & other fasteners online. Many items are available in a wide variety of finishes, grades, and features. Buy by the individual piece, package, or bulk quantity.