Sea-X (SKS51)/Vintage APO/Black Gator Grip/Black Kydex sheath

We accepe return items. 

You may return the unused item in its original packaging within 14 days.  Shipping and handling back to us will be prepaid by the buyers.  Refunds will be issued by the same form of payment we received.

Please contact us before sending back any items. Please note that we may request you to email and provide the photos of the damaged or defective merchandise.  

"We can sell and ship our products worldwide, including  USA, Canada, Western Europe.  The courier we are using will be DHL Express.

Special note:

• The customer is responsible for all fees and taxes - we charge only for our shipping costs.
• Customer is responsible for knowing their laws and assumes all risk for the value of the package as well as our shipping costs, should it be confiscated at customs.
• If the package is found to be undeliverable, the customer is responsible for the return shipping cost.
• The customer must pay all return and replacement shipping costs.

Thank you for supporting Work Tuff Gear! We warranty each Work Tuff Gear knife against defects in material and workmanship for six months after purchase. We will repair or replace it with a new Work Tuff Gear knife (shipping fees and associated costs not included).  Of course, Work Tuff Gear does not warranty its products against normal wear or misuse. Work Tuff Gear knives are not intended to be used as hammers, chisels, pry bars, or screwdrivers. Although we thoroughly test our knives, our warranty does not cover damage due to impacts with rocks, bricks, metals, or other high-hardness objects.  If your knife was damaged due to misuse, our repair department can analyze and repair it for a reasonable fee (shipping fees and associated costs not included).  The warranty does not cover normal wear and tear, resharpening, reprofiling, damage caused by misuse, lack of regular maintenance, or disassembly.  Remember, anything can break or fail if subject to sufficient abuse. So please do not misuse this product.

​

Please send proof of your purchase order from our site or authorized dealers to claim the warranty.

Email: sales@worktuffgear.com 

SKS51 Steel

SKS51 is a premium Japanese high-carbon alloy tool steel renowned for its exceptional combination of toughness, durability, and cutting performance. Originally developed for industrial applications such as saw blades, shear blades, and heavy-duty cutting tools, SKS51 was engineered to withstand repeated impacts and demanding workloads while maintaining its structural integrity. This focus on toughness has made it a highly regarded steel for outdoor and hard-use knives.

Unlike traditional plain carbon steels, SKS51 contains alloying elements such as nickel and chromium, which significantly enhance its shock resistance, strength, and overall toughness. These additions allow the steel to absorb heavy impacts and resist chipping more effectively, making it particularly well-suited for chopping, batoning, and other demanding field tasks. The result is a blade that remains reliable under stress while still delivering excellent cutting performance.

It can take a keen, razor-sharp edge and maintain it through extended use, yet remains relatively easy to resharpen when needed. This balance makes SKS51 an excellent choice for users who require a dependable working knife that can handle both precision cutting and heavy-duty outdoor applications.

Often compared to steels such as L6 and 80CrV2, SKS51 is widely appreciated for its resilience and versatility. Whether carving wood, processing kindling, preparing camp materials, or tackling everyday utility tasks, SKS51 delivers consistent performance and confidence in the field. Its ability to combine strength, flexibility, and edge-holding capability makes it an outstanding steel for all-around outdoor and survival knives.

As a high-carbon steel, SKS51 is not stainless and will require routine maintenance to prevent corrosion. Regular cleaning and a light coat of oil will help preserve the blade's appearance and performance for years to come. 

Caring for a knife made from Böhler K329 steel is important to maintain its performance and prevent corrosion, especially since it is not fully stainless. Here are some key maintenance tips:

🔧 General Care Tips

• Clean After Use

  • Wipe the blade clean and dry immediately after use, especially after cutting acidic foods (e.g., citrus, tomatoes) or using the knife in wet or humid environments.

• Oil the Blade Regularly

  • Apply a light coat of food-safe mineral oil or a corrosion inhibitor (like WD-40 for tools) to prevent rust. This is especially important in high-humidity areas or if the knife will be stored for long periods.

• Avoid Dishwashers

  • Always wash the knife by hand. Dishwashers can cause corrosion and damage the handle or edge due to high heat and harsh detergents.

• Store Properly

  • Use a knife block, sheath, or magnetic strip. Avoid keeping it in a damp drawer or leather sheath long-term, as moisture can promote rust.

🔪 Sharpening and Edge Maintenance

• We recommend that you use the leather strop system to keep it razor sharp.

🌧️ Special Considerations for Outdoor Use

If using the knife for camping, bushcraft, or other rugged tasks:

• Dry and oil it promptly after exposure to moisture (rain, dew, wet wood).

• Consider applying a patina (deliberate oxidation using vinegar or mustard) to improve rust resistance.