Cold Steel OSS San Mai III Knives The OSS San Mai III is a premium Tactical/Combat Knife Made in Japan according to Cold Steel's strict standards since the mid 1980's, San Mai III has proven unsurpassed in strength, toughness, sharpness and ease of re-sharpening Over the years, other "super steels" have come and gone but San Mai III remains as the most proven high performance stainless steel in the world If you want a combat knife you can bet your life on, and reasonably priced, check out the Battle Ready series Secure-Ex Sheath included Includes a knife Made in Japan Made of stainless steel Unsurpassed in strength, toughness, sharpness and ease of re-sharpening