Quadtech Insert Bit Introducing the unique Quadtech Type 17 with its Square drive with security pin recess offers both security and the positive drive benefits of a Square recess. Exclusively available through Prolok. An insert bit to suit fasteners with a Quadtech drive recess The Prolok range of security screws & fixings offer various security levels, catering to different user needs for tamper-proof, tamper-resistant, and permanent fasteners: Level 1 - unrestricted distribution of removal tools Level 2 - controlled distribution of removal tools Level 3 - custom-made driver tools licensed to individual users Permanent - designed for non-removal The Quadtech range offers: Level 2 - High Security These fasteners are built to withstand the toughest environments. Ideal for applications that demand stringent security measures, the Quadtech system ensures that your installations remain secure and tamper-proof. Choose the right fasteners to enhance the safety and integrity of your projects with confidence!