The 89604 GearWrench 9mm x 12mm Flare Nut Interchangeable Head 1/2” are specifically designed for precision and durability, making them an essential tool for professionals dealing with hydraulic, fuel, brake, and air conditioning fittings. These heads come equipped with a spring-pinned retainer that securely attaches the adapter in place on square drive interchangeable torque wrenches, ensuring a stable and reliable connection. The unique hex-shaped design of the heads provides more points of contact on the fastener, significantly reducing the risk of damage and ensuring a snug fit that prevents slipping and rounding off of edges.

Manufactured from high-grade alloy steel, the 89604 GearWrench 9mm x 12mm Flare Nut Interchangeable Head 1/2” heads are built to withstand the demands of heavy-duty usage, offering enhanced strength and a significantly extended tool life. Each head features laser-etched and hard-stamped size markings, making it easy to quickly identify the correct size needed for the job, thereby increasing efficiency and accuracy in fastener application. The durable chrome finish not only adds a professional aesthetic to the tool but also provides a layer of protection against corrosion, ensuring that the heads maintain their integrity and appearance even in harsh working environments.

Ideal for automotive technicians, HVAC specialists, and industrial maintenance professionals, the 89604 GearWrench 9mm x 12mm Flare Nut Interchangeable Head 1/2” are a testament to innovative engineering and practical design. Their compatibility with a wide range of torque wrenches adds versatility to any toolkit, allowing for precise torque applications on flare nuts without the risk of damage. With their robust construction, precision design, and ease of maintenance, these torque wrench heads are a valuable investment for ensuring accurate and reliable fastening in critical applications.