The Open Ring Insert Tool (bi-hex with AS-Drive Profile) is designed for use with torque wrenches featuring an interchangeable insert system. Its special chromium-over-nickel plating provides a durable, chip-proof finish, while the drop-forged, hardened, and oil-bath cooled construction ensures exceptional strength and long-lasting durability. Built for demanding professional applications, it combines precision, reliability, and resistance to heavy use.








