NCCER Millwright Practice Exam

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What tool is recommended for removing hard-to-remove gasket materials?

  1. Scraper

  2. Sharp knife

  3. Sharpened brass putty knife

  4. Wire brush

The correct answer is: Sharpened brass putty knife

The recommended tool for removing hard-to-remove gasket materials is a sharpened brass putty knife. This tool is effective because its sharp edge allows for precise removal of old gasket material without damaging the underlying surfaces, which is crucial in maintaining the integrity of the equipment being worked on. The brass material is less likely to scratch or gouge the surface compared to harder metals, making it ideal for this task. Using a putty knife also provides the advantage of applying even pressure along the length of the blade, helping to efficiently lift off stubborn gaskets. In situations where a scraper might be too aggressive or a knife is impractical, the versatility and design of the brass putty knife make it a superior choice.

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