wedge bolt 3 8

In construction, EPDM washered fasteners are extensively used in roofing applications. They effectively seal joints and connections, safeguarding structures from water damage and maintaining integrity under extreme weather conditions. Their ability to withstand UV radiation makes them a preferred choice for outdoor installations. Similarly, in automotive industries, they play a crucial role in sealing engine compartments and other areas exposed to high temperatures and harsh chemicals.

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Tek screws, named after their inventor Tek Screw Corporation, are designed with a unique thread pattern that allows them to tap their own hole in metal, wood, or composite materials. Their primary advantage lies in their ability to provide a secure hold without pre-drilling, saving time and effort on job sites. The 20-inch variant is particularly valuable due to its length, which enables it to penetrate deeper and handle heavier loads compared to shorter screws.

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