The phrase "set one hand to" is primarily used to convey the idea of beginning or starting a task. While it is a useful expression, it can become repetitive if used too frequently. Luckily, there are several synonyms that can be used in its place. Some of these include: commence, initiate, launch, begin, start, undertake, embark on, and set out. Each of these words conveys a slightly different nuance, so it's important to choose the right one depending on the context. People who want to improve their writing skills should consider practicing with these synonyms to create more varied and interesting prose.