How to Clean and Maintain a Handmade Sword: A Collector's Guide

A handmade sword is more than a tool — it's a work of craft that deserves proper care. Whether you own a Damascus display piece, a historical replica, or a functional collector's blade, regular cleaning and maintenance will preserve its finish, prevent corrosion, and protect its long-term value. If you're also looking to keep your blade sharp, check out our guide on how to sharpen a knife with a whetstone. This guide covers everything you need to keep your sword in peak condition.

What You'll Need

• Soft lint-free cloths (microfiber works best)
• Choji oil, mineral oil, or camellia oil (for the blade)
• Mild dish soap and warm water (for the handle/fittings)
• A soft-bristle toothbrush or detail brush
• Cotton swabs
• Isopropyl alcohol (for stubborn residue)
• A clean, flat workspace

Step 1: Handle the Sword Safely

Before anything else, establish safe handling habits:

• Always handle the blade with a cloth — fingerprints leave oils that cause rust
• Keep the edge pointed away from your body at all times
• Work on a padded or non-slip surface to prevent the sword from sliding
• If the sword is in a scabbard (saya), draw it slowly and deliberately

Step 2: Remove Old Oil from the Blade

Before applying fresh oil, remove any old oil, dust, or residue from the blade surface:

1. Fold a lint-free cloth into a thick pad
2. Wipe the blade from base (habaki) to tip in one smooth stroke — always moving away from the edge, never across it
3. Repeat with a clean section of cloth until no discoloration transfers
4. For stubborn residue, lightly dampen the cloth with isopropyl alcohol and wipe again

Never use abrasive materials — steel wool, sandpaper, or rough cloths will scratch the finish permanently.

Step 3: Inspect the Blade

With the blade clean, inspect it carefully under good lighting:

• Surface rust (light orange spots) — treat immediately with a few drops of oil and gentle circular buffing with a cloth
• Pitting or deep rust — consult a professional polisher; do not attempt to grind or sand at home
• Chips or nicks on the edge — note their location; minor chips can be addressed during sharpening. See our knife sharpening guide for technique.
• Damascus pattern — check that the folded pattern is still visible and not obscured by oxidation. Browse our Damascus sword collection to see the variety of patterns available.

Step 4: Oil the Blade

Oiling is the single most important maintenance step. It creates a protective barrier against moisture and oxidation.

1. Apply 2–3 drops of choji oil, camellia oil, or food-grade mineral oil to a clean cloth
2. Wipe the entire blade surface in long, even strokes from base to tip
3. Apply a very thin, even coat — excess oil attracts dust and can damage wooden fittings
4. Buff lightly with a dry cloth to remove any excess

Tip: For Damascus blades, oiling is especially critical — the layered steel is more porous and susceptible to moisture than monosteel. Learn more about what makes Damascus special in our sword steel types guide.

Step 5: Clean the Handle and Fittings

• Wood or ray skin handle — wipe with a barely damp cloth; never soak. Allow to dry fully before storage.
• Cord-wrapped handle — use a soft brush to remove dust from between the wraps; avoid moisture
• Metal fittings (guard, collar, pommel) — wipe with a dry cloth; use a cotton swab for tight corners. Apply a tiny amount of oil to prevent tarnish on bare metal.
• Lacquered fittings — dry cloth only; oils and solvents can damage lacquer finishes

Step 6: Clean and Condition the Scabbard

• Wipe the exterior with a dry or barely damp cloth
• Check the interior for moisture, debris, or grit — any particles inside will scratch the blade during drawing
• Allow the scabbard to air out periodically — never store a blade in a damp scabbard
• Apply a thin coat of furniture wax or beeswax to the exterior once or twice a year to condition the wood

Step 7: Proper Storage

• Horizontal storage — store edge-up on a sword stand to prevent oil from pooling at the tip
• Avoid humidity — keep away from bathrooms, basements, or exterior walls prone to condensation
• Climate control — ideal storage is 40–50% relative humidity; use silica gel packets in display cases
• Avoid direct sunlight — UV exposure fades handle wraps and lacquer, and causes uneven oxidation
• Never store in leather long-term — leather retains moisture and accelerates rust

Not sure whether your sword is a display piece or functional blade? Read our guide on display sword vs functional sword to understand the differences in care requirements.

Maintenance Schedule

• After every handling — wipe fingerprints off the blade and re-oil lightly
• Monthly — full clean and oil if displayed; inspect for dust buildup
• Every 3–6 months — deep clean all fittings, inspect scabbard interior, condition wood
• Annually — consider professional polishing if the blade has lost its luster or developed surface oxidation

What to Avoid

• Never use WD-40 — it's a water displacer, not a long-term protectant, and can damage fittings
• Never use household cleaners or bleach on any part of the sword
• Never store in a sealed display case without ventilation — trapped humidity accelerates corrosion
• Never attempt to re-polish or re-grind the blade at home without professional training

Looking for your next collector's piece? Browse our full selection of handmade Damascus display swords, fixed blade knives, and folding pocket tools at Fantasticblades — or visit us in person at Cottonwood Mall in Albuquerque, NM.