
Zinc-Plated Keensert Insert Non-Standard Size for Large Machinery Components M121.75-M161.5-16mm. High Strength and Flexibility: Provides maximum pull-out strength for reliable thread repair. Positive Rotation Prevention: Features mechanical lock to prevent rotation in various materials. Universal Material Compatibility: Suitable for aluminum, cast iron, steel, and plastics. Easy Installation: Installs with standard electric drill and tap; no prewinder tool needed. No Cross Threading: Designed to prevent cross-threading during installation process. OEM and ODM Services: Offers full customization, minor customization, and flexible options. ISO and RoHS Certified: Meets international standards for quality and environmental safety. Fast Delivery: Peak and off-peak season lead time within 15 working days.