Product Details: Maximize efficiency and precision in your HVAC system service with the Robinair ROB-34065 R-134a Oil Injector. This essential tool eliminates the guesswork from adding oil, ensuring accurate measurements every time. Designed for seamless integration with your existing equipment, the ROB-34065 installs directly onto the low side of your manifold, streamlining your workflow. Its durable construction, featuring solid brass fittings and a Lexan handwheel, guarantees long-term reliability and resistance to wear and tear, minimizing downtime and reducing replacement costs. The clear markings, in both ounces and milliliters, provide precise measurement control, preventing over- or under-lubrication, and protecting your systems from potential damage. Unlike some competitors' less robust designs, the ROB-34065 is built to withstand the demands of heavy-duty use. The 1/2 in. Acme fitting is compatible with most standard HVAC manifolds, ensuring seamless integration into your existing setup. This reduces the need for additional adapters, saving you time and simplifying your operations. Improve the accuracy and efficiency of your HVAC service with the Robinair ROB-34065 – a reliable, durable, and precision-engineered tool built to meet the demands of professional fleet maintenance. By using this high-quality tool, you are ensuring that every service is performed correctly, minimizing potential problems down the road. Invest in the ROB-34065 and experience the difference that precision and durability make.