The stationary hand-operated Rosfix is a timer designed for the sharpening of chainsaw chains used for wood cutting. The package contains three bits used in various stages of chain sharpening, ensuring its effectiveness and long-term utility. The stationary sharpener is a useful accessory for people working in forestry, carpentry, construction, and anywhere wood cutting is necessary. Regular sharpening of the chain helps maintain its optimal performance, which affects work efficiency and user safety. The set of 3 bits includes bits of different sizes and shapes, allowing for precise and comprehensive sharpening of various types of chains. With this combination tool kit, the user can properly prepare and maintain their chainsaw for optimal performance.