【Smooth Experience】Optimize the gear structure to achieve smooth 360° rotation and avoid the jamming problem of traditional handles 【Widely compatible】6 kinds of professional keys cover 8 major brands of commercial equipment such as Tork/Bradley/Bobrick, solving the problem of multi-model management of hospitals/schools/office buildings 【Product model】E114, 50504, 2055, 770301, DK1100, CAT 74 【Portability & Ease of Use】Key sets are typically designed to be compact and portable, making it easy for testers to carry around for safety testing at any time. The keys are clearly marked and easy to identify and use, reducing confusion and errors during testing. 【Opinion】 If you have purchased this product from us and find a mismatch after using it, you can always return it. If you have any questions or suggestions, please feel free to contact us and we will reply within 24 hours. VIDABTE 6 Pcs Universal Paper Towel Dispenser Key, Replacement Key