Revolutionary product for threaded reinforcement! Accurate Tangless Insert
Spring selection and design software "Choose Spring-kun"
Spring products
Mechanical components
Lock washer
Fasteners and special screws
Sensor switch components
Technical Information
1~1 item / All 1 items
Wedge Lock System Catalog
Reliable, safe, and easy anti-loosening for various bolts! Ideal for reinforcing screws.
last updated Oct 30, 2026