Thread Protection: Cap nuts shield threaded ends from rust, damage, and dirt, reducing injury risk from sharp screw ends.
Compatibility: Designed to fit standard machine screws including cylindrical, round head, countersunk, and hex types.
Material: Made of durable nylon for long‑lasting use in dry and damp environments.
Sizes Available: Includes metric sizes M3, M4, M5, M6, M8, and M12 to suit various applications.
Applications: Widely used in mechanical industry, automobile and motorcycle manufacturing, wood and steel structures, and furniture construction.
These blind hex cap nuts are crafted from 304 stainless steel with low-profile closed dome structure, functioning as both fastening hardware and thread protective cover.
Slim dimension and standard hex shape fit narrow-space installation, widely applicable in auto maintenance, furniture setup, electronic assembly and various daily DIY fixing work.
Description
These nylon cap nuts feature a round head with internal metric thread and a blind hole. They protect threaded ends from rust, damage, and dirt while reducing injury risk from sharp screw ends. Compatible with standard machine screws such as cylindrical, round head, countersunk, and hex types. Suitable for dry, damp, and outdoor environments. Available in sizes M3, M4, M5, M6, M8, and M12. Color: Black. Standard: GB. Material: Nylon. Pack of 5 pieces.
