Value Floor Care System for rotary brushes and clutch plates. Patent pending clutch plate design manufactured with acetal resin for outstanding durability. Acetal resin is the strongest and stiffest… [Read more] of all thermoplastic materials. Clutch plates have passed rigid performance testing. Universal, fits machine models: Betco, Cassidy, Clarke, Dart, Edic, Eureka, General, Hawk, Kent/Euroclean, Lawlor, Mastercraft, Mercury, NSS, Pacific, Powr-Flite, Pullman-Holt, SSS, Tenant, Thoromatic, Tornado (Breuer), United (Unico), Viper, Windsor.