ROLOK® thread rolling fasteners for metals offer a unique spiral thread form to achieve excellent drive-to-strip performance in many challenging applications, resulting in lower in-place …

Semblex’s innovative Rolok HS® design has been specifically developed for the joining of high-strength steels. Its unique compound thread angle provides exceptional assembly …

Rolok® fasteners form strong, smooth burnished threads in a nut member. These threads match perfectly with the threads of the screw. Rolok® fasteners can also be replaced with standard …

Semblex’s innovative Rolok HS® design has been specifically developed for the joining of high strength steels. Its unique compound thread angle provides exceptional assembly …

Jul 18, 2023 · Rolok screw has 3 raised lobes, like Spiralform, they are arranged in a spiral pattern alongside the thread, allowing the forming of a thread in the mating piece. Rolok offer …

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ROLOK® thread rolling fasteners for metals offer a unique spiral thread form to achieve excellent drive-to-strip performance in many challenging applications resulting in lower in-place …

This new screw thread design uses an innovative thread flank configuration and spiral lobe features to roll form a mating thread into high strength steel. Cost savings by using this …

Rolok® HS® can fasten into steels with tensile strengths ranging from 500-1200MPa to support the increased use of Advanced High Strength Steels (AHSS). Rolok® HS® is compatible with …

Thread-rolling (or thread-forming) screws, unlike traditional taps, create threads by deforming the workpiece material within a pre-drilled pilot hole, rather than cutting it. To ensure the threads …