Collection:
U Bolts Squared Galvanised
Square U-bolts are specifically shaped to fit around square-profile timber, steel posts, or beams. Their flat-base design ensures a secure, non-slip grip, making them essential for fencing, trailer chassis construction, and securing heavy machinery to flat surfaces.
M12 x 127 x 160mm Square U Bolt Kit Gal - Box 10
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M12 x 77 x 110mm Square U Bolt Kit Gal - Box 25
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M12 x 77 x 80mm Square U Bolt Kit Gal - Box 25
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M12 x 67 x 90mm Square U Bolt Kit Gal - Box 25
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M12 x 52 x 165mm Square U Bolt Kit Gal - Box 25
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M12 x 52 x 145mm Square U Bolt Kit Gal - Box 25
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M12 x 52 x 110mm Square U Bolt Kit Gal - Box 25
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M12 x 52 x 80mm Square U Bolt Kit Gal - Box 25
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M12 x 24 x 110mm Square U Bolt Kit Gal - Box 25
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M12 x 42 x 115mm Square U Bolt Kit Gal - Box 25
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M10 x 24 x 60mm Square U Bolt Kit Gal - Box 50
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About Our Nuts and Bolts Range
Fasten Up carries hex bolts and nuts in zinc plated, galvanised and 304 and 316 stainless steel, including 8.8 high tensile and structural assemblies, plus coach bolts, U-bolts, eye bolts, purlin bolts, machine screws, socket screws, grub screws and threaded rod. Nuts and washers are stocked to suit, from standard hex nuts and nyloc locking nuts through to flat, spring and structural washers.
Thread size, length, grade and finish are listed on every product so you can pick the right bolt and nut combination for the connection. Everything is packed in trade quantities, dispatched quickly from Chelsea Heights in Melbourne, with delivery Australia-wide or click and collect.