*PLUMBERSSTOCK EXPERT* responded:
Hello! Thank you for posting a question. No, it is not. This Ridgid 32638 is the drive belt for the Ridgid K-40 drain cleaner. The drive belt for the Ridgid K-750 drum machine is listed as the Ridgid 43997. Please click the link to view its product page and when you're ready to order, just click on Add to Cart, enter your zip code and follow the succeeding steps. As our valued customer, you are entitled to receive our limited offers and special discounts. Just sign up for our newsletter by entering your email address in the field provided below and get the latest updates on PlumbersStock's exciting deals! Happy shopping at PlumbersStock.com!