Remium Zinc-Plated Rivnuts – Grip Strong. ✅Why You’ll Love These Rivnuts M4 x 10 mm LONG. 🛠️Knurled & Serrated Body – Prevents rotation under load or vibration. M4 x 11 mm LONG. These areknurled, internally threaded steel rivet nuts withserrated collars for enhanced torque resistance and secure fastening without cracking your material.
eBay