Established in 1939 and based in South Bend, Indiana, ABRO Industries has built its legacy on delivering dependable, value-driven products across automotive, hardware, and household categories. From engine and fuel additives to air fresheners, cleaners, sealants, and masking tapes, ABRO’s portfolio is designed for professionals and consumers who expect both performance and consistency.

For nearly three-quarters of a century, ABRO has upheld a steadfast commitment to quality. Its world headquarters in Indiana centralizes operations—bringing together logistics, sales teams, design specialists, and brand stewards—to ensure product excellence and brand integrity. ABRO’s expansive global distribution network operates through independently-owned distributors in over 175 countries, enabling its solutions to reach every corner of the world with American roots and global impact.

With a product lineup that supports mechanics, DIYers, fleet operators, and homeowner maintenance alike—and a reputation built on trust and durability—ABRO continues to stand as a truly Made-in-USA innovator with worldwide influence.

ABRO ThreadLok Medium Strength (TL‑342) is a blue removable threadlocker that prevents loosening of bolts, nuts, and threaded components due to vibration. It cures to a firm seal but allows disassembly with hand tools. Safe for use on metal assemblies and general automotive applications. Manufactured in South Bend, Indiana. Offers dependable retention with future serviceability.

ABRO ThreadLok Medium Strength Blue Removable

Fillers, Adhesives & Sealants

Sealants

Thread Lock

Blue medium-strength threadlocker ideal for fasteners requiring vibration resistance and future disassembly.

ABRO ThreadLok Medium Strength Blue Removable

$9.78

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