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How do you keep tools from rusting?

Published in Tool Maintenance 3 mins read

Keeping tools from rusting primarily involves minimizing exposure to moisture and oxygen, protecting surfaces, and applying preventative coatings.

Essential Rust Prevention Methods

Preventing rust on your tools is key to maintaining their longevity and performance. Rust, a form of iron oxide, occurs when iron or steel is exposed to oxygen and moisture over time. By implementing simple practices, you can significantly reduce the risk of corrosion.

Here are the core strategies based on effective rust prevention principles:

1. Keep Tools Dry

Moisture is a primary driver of rust. Ensuring your tools remain dry is perhaps the single most important step you can take. This aligns directly with the advice to "Keep your stuff dry."

  • Dry tools thoroughly: After use, especially if exposed to water or high humidity, wipe tools down with a clean, dry cloth.
  • Store in a dry environment: Avoid storing tools in damp locations like basements, garages, or sheds without proper climate control.
  • Use desiccants: Placing moisture-absorbing packets (like silica gel) in toolboxes can help reduce humidity.

2. Protect Tool Surfaces

Protecting the metal surface from direct exposure to the elements is vital. This involves using protective coatings and repairing any damage to them. The reference highlights the importance of "Use high quality paints when applicable and touch up dings."

  • Apply protective coatings: Tools often come with paint or other factory coatings. Ensure these coatings are intact.
  • Touch up damage: Scratches or chips in the paint expose the metal underneath. Regularly inspect tools and touch up any 'dings' with high-quality paint or a rust-inhibiting primer followed by paint.
  • Consider clear coats: For unpainted metal parts, a clear protective lacquer or coating can provide a barrier.

3. Oil Tools Regularly

Applying a thin layer of oil creates a barrier that prevents moisture and oxygen from reaching the metal surface. This practice is explicitly recommended: "Oil tools regularly."

  • Choose the right oil: Use a light machine oil, mineral oil, or a dedicated rust-inhibiting oil like WD-40 (primarily a water displacement, but provides temporary protection) or specialized tool oils.
  • Apply thinly: A little goes a long way. Apply a thin film to metal surfaces, especially moving parts, blades, and polished surfaces.
  • Wipe excess: Remove any excess oil to prevent attracting dust and debris.
  • Frequency: How often you need to oil depends on your climate and how often you use the tools. In humid environments or with infrequent use, more regular oiling is necessary.

Practical Storage Tips

Proper storage plays a critical role in keeping tools rust-free.

  • Toolboxes and chests: Store tools in closed boxes or chests to protect them from airborne moisture and dust.
  • Tool rolls: For smaller items, oiled tool rolls can provide a protective environment.
  • Wall mounts: Storing tools on a wall can improve air circulation around them, helping them stay dry.
  • Climate-controlled storage: For valuable or sensitive tools, consider storing them in a temperature and humidity-controlled space.

Rust Prevention Summary

Here's a quick look at the key strategies:

Method Description Key Action
Keep Dry Remove moisture after use; store in dry places. Dry thoroughly, use desiccants, avoid damp.
Protect Surfaces Maintain coatings; repair damage. Use quality paint, touch up dings.
Oil Regularly Apply thin oil layer to create moisture barrier. Use suitable oil, apply thin film frequently.

Implementing these straightforward steps will significantly extend the lifespan and usability of your tools. For more detailed guides on specific tool maintenance, explore resources from hardware experts or manufacturer websites.