Limited Lifetime Warranty

Each Pro-Tech Knife is warranted to the original purchaser to be free from defects in materials and craftsmanship by Pro-Tech Knives, LLC.

What is covered

Replacement parts and labor only.

What is not covered

Our warranty does not cover normal wear, damage caused by neglect, misuse, or failure to perform resonable maintenance. Natural handle materials (bone, pearl, wood, ivory, etc.) are not covered. Disassembles knives are not covered.

Pro-Tech Knives, LLC shall not be liable for consequential damages, incidental damages, including any damage to persons or property. Pro-Tech Knives liability is limited to the purchase price of the knife only. Such exclusions of incidental or consequential damages vary from state to state.

Return Policy

Automatic knives (with the exception of 2 inch blades in California) returned for warranty consideration must include a copy of the owner's military or police I.D.

All knives returned for warranty consideration must include a $15 handling and return postage fee. Please see our Contact Information for shipping address.


  • Do NOT disassemble your knife, IT WILL VOID the warranty!
  • Never use your new knife as a chisel, punch, pry bar or screwdriver.

"California Legal" Knives

"California Legal" switchblades refers to automatic knives with less than 2 inch long blades being legal for carry in the state of California. This is based in Ca. Penal code 653k (...a switchblade knife having a blade of two or more inches in length...). The Pro-Tech models Runt, Stinger, Sidekick, & Mini-OTF have blades shorter than two inches and are not prohibited under this penal code.

Military and Law Enforcement Availability

In compliance with sections 18 USC 1716 (G)(2)(1-4) and 15 USC 1244(2-4) the knives herein shown are available to MILITARY and LAW ENFORCEMENT AGENCIES ONLY, no exceptions will be made.

Service Request Form

Each knife sent in for warranty consideration must include the Service Request form filled out completely as well as $15 for return postage.

Click here to download the form.