This is a high-strength one-sided bolt that can be fastened on one side in areas where standard high-strength bolts cannot be installed. It is certified by the Minister of Land, Infrastructure, Transport and Tourism and has over 20 years of sales experience.
This is a high-strength one-sided bolt that leads to shortened construction periods and reduced costs through one-sided installation.
Washer for completely preventing the simultaneous rotation of bolts, suitable for M12 to M72.
We will repair metal cracks without applying heat! Metal crack repair! We will mechanically repair the cracks.
We will restore the crushed screw using oversized processing. We will respond with on-site work.
We will restore aluminum, cast iron, and cast steel damaged female threads, bolt holes, and broken female threads to their original size.
[Latest Edition - 150 Pages] Including trapezoidal screws, sliding screws, and gauges! MSS Comprehensive Catalog to assist in product selection *Technical information included.
Can be installed with commercially available impact wrenches, no special tools required! The unique screw shape achieves high strength, vibration resistance, and water tightness. 【*On-site demonstrations are available】
Using insulating bolts allows for electrical insulation between the flanges and between the flange and port nut, thereby preventing galvanic corrosion.
Non-heat metal crack repair! No thermal distortion occurs at all. Metal casting crack repair!
It is possible to repair cracks that occur in metal without applying heat. Since no heat is applied, thermal distortion does not occur at all.
We will restore aluminum, cast iron, and cast steel damaged female threads, bolt holes, and broken female threads to their original size.
A wide variety of screws are available, including pitch sizes from 0.70 to 1.75 and head heights from 2.8 to 8.0!
A must-see for design, development, and new employees! We will provide you with the essential knowledge of screws needed for manufacturing.
Just tighten it to lock the screw! No need to apply adhesive, and it can be reused repeatedly. Designed with a unique coating method to prevent your screws from loosening.
















































































































