Enhance the performance and longevity of your timepieces and precision instruments with this premium Watch Lubricating Oil, specially formulated to provide superior lubrication without causing brass corrosion. Ideal for repairing and maintaining watches, clocks, watt hour meters, dial indicators, and other delicate mechanical devices, this lubricating oil ensures smooth operation and reliable protection for precision machinery. Key Features: · Brass Corrosion Tested and Qualified: Guaranteed safe for use on watches and clocks without causing damage to brass components, preserving the integrity of your valuable timepieces. · Precision Lubrication: Perfectly designed lubricating oil for timekeeping devices, including watches, clocks, watt hour meters, dial indicators, and a variety of precision instruments, ensuring optimal functionality. · Wide Industry Application: Suitable for use in the assembly, repair, and maintenance of various precision machinery in industries such as horology, instrumentation, and mechanical engineering. · Easy and Convenient to Use: Comes in a compact size for effortless application, making it an essential tool for professional watchmakers, repair technicians, and hobbyists alike. · Stable Physical Properties: Features a kinematic viscosity between 17-21 cSt at 50℃, low volatilization (≤3% at 100℃ for 3 hours), and a solidifying point at or below -30℃, ensuring consistent performance under various conditions. Specifications: · Color: As pictured · Kinematic Viscosity: 17-21 cSt (50℃) · Volatilization: ≤3% (100℃ / 3 Hours) · Solidifying Point: ≤ -30℃ · Brass Corrosion Test: Qualified · KOH Content: ≤ 3 mg/g · Size: 3 x 3 x 6 cm (1.2 x 1.2 x 2.4 inches) · Net Content: 15 ml · Weight: 57 g · Type: Watch Repair Tool Package Includes: · 1 x Watch Lubricating Oil This specially formulated lubricating oil offers reliable protection and ease of use, making it an indispensable product for the care and maintenance of watches, clocks, and other precision instruments. Store it in a dry, ventilated, and dark place to maintain its quality and prevent contamination during use.