RUIHUA Watch Oiler Pen Oil Dish Set Watch Repair Tools(NO.6688-4A)1. The oiler cup is made of plastic, which helps retain the oil in the watch during the watch manufacturing process 2. Suitable for removing watch straps, spring straps 3. The oiler needle can choose four different sizes of needle tips, which can better apply lubricants 4. The watch cup is designed with three grooves of different sizes, which allows you to retain a small amount of watch oil while working 5. Lubricant that is easy to apply and use,