Thread Lock, a subcategory of Sealants, offers adhesives that secure threaded fasteners. The selection includes high‑strength (red) and medium‑strength (blue) formulations from ABRO, high‑ and medium‑strength options from SPARKO, and Loctite® 222, 243, 290, and 638 each supplied in 50 ml (53.1 g) bottles. Choose the strength and product that match your fastening requirements.