使用钳子或管扳手拧紧螺栓或螺帽。这样可能会刮伤螺栓头或螺帽，从而形成尖锐的边缘。

Using pliers or a pipe wrench to tighten a bolt or nut. This may scar the bolt head or nut creating a sharp edge.

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任何人都知道，你可以使用锤子来敲打螺丝钉，或者钳子来砸钉子。但任何一个有经验的工匠都知道，错误地使用工具最终会给你带来麻烦。

Everybody knows that you can use a hammer to drive a screw or pliers to bash in a nail, but any skilled craftsperson knows that using the wrong tool for the job will eventually catch up with you.

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不使用替代工具，如用扳手替代锤子，用钢丝钳子代螺丝钳。

Do not use make-shifts - such as using a spanner to hammer, pliers instead of the correct spanner, etc.

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