Geumpyeong Industry demonstrates its proven technological expertise and quality competitiveness through various patents and certifications.
We will continue to pursue research, development, and innovation to remain a trusted technology partner.
Anti-Theft Cap for Bolts and Nuts
No. 10-1336915
After fastening a nut onto a bolt passing through a structure,
an open-bottom protective cap is fitted, where an internal fixing member
grips the nut to prevent it from being loosened externally,
effectively protecting bolts and nuts from theft.
Cap for Detecting Loosening of Bolts and Nuts
No. 10-1216775
The cap mounted on a fastened nut includes an indicator section
that allows users to visually detect even a slight rotation of the nut
caused by external impact or vibration.