Thank you for viewing. Minoura Nipple Wrench The part that grips the nipple is made of chrome-molybdenum steel, and the exterior is resin, so you can work without causing unnecessary scratches to the spokes or nipples. [Important Notes] I do not smoke, and I do not have any pets. ・Please check my profile before purchasing. ・Please refrain from purchasing if you are looking for perfection or are overly concerned, as this is simply stored by an amateur. ・Due to home storage, there may be individual differences such as aging and stickiness. The items in the photos are all that are included. ・I am not responsible for any problems or damage to the product during shipping. Please utilize the shipping company's warranty system. ・There are individual differences in how the condition of the product is perceived, so please take a look at the photos and make your purchase after you are satisfied.