Enhanced Durability:Built with high-quality materials, the 540 is specifically designed for solvents like surfactants containing compounds such as d-limonene or pine oils. It provides superior performance and reliability, surpassing standard sprayers in demanding applications such as removing gum, dissolving paints, or spraying lacquers High-Performance Nozzle:Equipped with a brass insert engineered to endure rigorous use and resist the severe effects of solvent chemicals Optimized Efficiency:Delivers an impressive output of 2.0mL per stroke, enhancing efficiency and minimizing effort during extensive use Practical and Comfortable Engineering:Ergonomically crafted with rear support to fit comfortably in hand, a 9 1/2″ dip tube, and a 28/400 neck finish, compatible with 32 oz bottles for versatile use across many professional settings