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Choose from our selection of countersunk bolts, including hex head screws, socket head screws, and more. In stock and ready to ship.
Carriage bolts have a smooth rounded head with a square neck underneath that locks into wood when tightened. Use with a pre-drilled hole and secure with a hex nut and washer to prevent spinning. They are great fasteners for decks, play equipment, docks, fencing, and furniture.
23 mar 2021 · Under the new F3125 specification, Portland Bolt is able to manufacture A325 bolts in countersunk form and many other head styles. F3125 Grade A490 countersunk bolts can also be manufactured. Written July 9, 2014, modified March 23, 2021.
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Allen CSK Flat head screws are used for flush mounting of sections, usually where one part slides over another or one part is mounted on another. Countersunk head screws, like button heads and low heads, are limited by configuration in their tensile strength capability.
Flat Socket Cap Screws are countersunk and expose none of their head above the mating surface. This makes them ideal for applications where a flush finish is desired, such as in furniture or cabinetry.
Time and labor-saving concrete screw anchor – especially suited for seismic, cracked concrete and grout filled CMU applications requiring an ICC approval. Quicker and easier to install than wedge anchors – no cleaning, no high-accuracy torque wrench and no hammering required.
