The Kwong Yuen 4PC Oiler Precision Pointing Oil Pen is a high-quality watch repair tool set, designed for precision pointing and lubrication during watch maintenance. Made in China, this set includes four units of oil pens with metal handles, providing watchmakers and enthusiasts with a reliable and durable solution for their repair needs. The Kwong Yuen brand is known for producing top-notch tools in the industry, making this set a valuable addition to any collection. UK stock.