Features Application -- Suitable for removing the ER32UM shaft and extension rod nut. Durable - Made of high-quality material, durable and easy to use Non-slip handle - The handle is designed to hold the wrench firmly and save power during use. Easy to use - It is a good helper for you and convenient to use. Quality service -- Our goal is to serve our customers wholeheartedly. If you have any questions, please feel free to contact us and we will reply within 24 hours. Specification: Condition: 100% Brand New Model: ER32UM Using the ER key - Tighten it, hold the end of the key with your hand and tighten it clockwise. Loosen and turn counterclockwise. Weight: approx. 363 g / 12.8 oz. Package list: 1 x clamping nut wrench. Package List