heavy steel tek screws

The head of a self-drilling decking screw is often designed with a star or square drive, which allows for better torque transfer and reduces the chances of strippingself drilling decking screws. The countersunk head, combined with a washer-like ribbed collar, ensures a flush finish, enhancing the overall appearance of the deck. This attention to detail is what sets self-drilling decking screws apart from standard screws, contributing to a more professional and polished look.

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There are several types of expansion anchor bolts available, each with its own unique design and features. Some common types include wedge anchors, sleeve anchors, and drop-in anchors. Wedge anchors are suitable for use in solid concrete and provide a reliable and secure hold. Sleeve anchors are versatile and can be used in various materials, while drop-in anchors are used in overhead applications where the bolt needs to be flush with the surface.

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