Genuine Foredom Maintenance Kits include the parts needed to complete routine repairs of worn parts in your Flex Shaft and motor. Specifications Kits include replacement inner shaft, pair of motor brushes, grease, and operation manual. Maintenance Kits for flex shaft machines with key tip shafts (NOT Square Drive) are suitable for 115 and 230 Volt models, except where noted. Sheaths are NOT included. MSMK-10 kit for current 1/6HP Series SR Motors MSMK-16 kit for Series TX and Series LX Motors MSMK-8 kit for discontinued 1/8HP Series SR and S Motors MSMK-9 kit for discontinued 1/10HP Series CC 115 Volt Motors ONLY MSMK-9A kit for discontinued1/10HP Series CC 230 Volt Motors ONLY Complete tune-up kits are also available for more in-depth rebuilds of your Foredom's motor and flex shaft. Product Videos How to Replace Foredom Flex Shaft How to Lubricate Foredom Flex Shaft How to Replace Foredom Motor Brushes How to Maintain a Foredom Flex Shaft Manuals & Instructions Downloads Foredom Shaft & Sheath Replacement Foredom Flex Shaft Grease MSDS