{"product_id":"katsu-zk-cs-copper-damascus-limited-handles","title":"KATSU ZK-CS, Copper Damascus \u0026 Titanium Handles, ZDP-189 Multi-Layer Super Steel Blade, Wooden Box, Limited Edition","description":"\u003ch1 data-pm-slice=\"1 3 []\"\u003e\u003cspan\u003eKATSU ZK-CS「金鱗」Limited Edition\u003c\/span\u003e\u003c\/h1\u003e\n\u003cp\u003e\u003cem\u003e\u003cspan\u003eLimited to 80 Individually Serialized Pieces Worldwide · Japanese ZDP-189 Multi-Layer Blade · Hand-Polished Raindrop Copper Damascus · Grade 5 Titanium\u003c\/span\u003e\u003c\/em\u003e\u003c\/p\u003e\n\u003cdiv\u003e\u003chr\u003e\u003c\/div\u003e\n\u003ch3\u003e\u003cspan\u003eThe Inspiration Behind「金鱗」\u003c\/span\u003e\u003c\/h3\u003e\n\u003cp\u003e\u003cspan\u003eNamed「金鱗」—“golden scales”—this edition draws on the poetic image of a golden-scaled creature rising from still waters to become a dragon.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003eThe handle brings that image to life. Its Raindrop Copper Damascus reveals concentric patterns in warm copper and brass tones. Across the sculpted contours, these patterns catch the light like overlapping golden scales.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003eWarm metallic tones meet a mirror-polished Japanese steel blade, giving the ZK-CS「金鱗」its distinctive character—both open and closed.\u003c\/span\u003e\u003c\/p\u003e\n\u003cdiv\u003e\u003chr\u003e\u003c\/div\u003e\n\u003ch3\u003e\u003cspan\u003eThe Blade: Japanese Steel \u0026amp; Hand-Finished Detail\u003c\/span\u003e\u003c\/h3\u003e\n\u003cul data-spread=\"false\"\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003e\u003cspan\u003eJapanese ZDP-189 Core:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e The blade features a Japanese ZDP-189 powder-metallurgy steel core with multi-layer stainless steel cladding in a San Mai construction.\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003e\u003cspan\u003eJapanese Heat Treatment:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e Heat-treated by \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003eHatta Kogyo Co., Ltd. in Japan\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e, using vacuum heat treatment and a sub-zero treatment cycle, to a specified core hardness of \u003cstrong\u003e66-\u003c\/strong\u003e\u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003e\u003cstrong\u003e67\u003c\/strong\u003e HRC\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e.\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003e\u003cspan\u003eHand-Ground Convex Edge (Hamaguri-ba):\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e Each blade is hand-ground to a convex edge profile, with a smooth transition toward the cutting edge.\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003e\u003cspan\u003eHand-Polished Mirror Finish:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e The polished blade surface highlights the flowing cladding patterns and the boundary between the cladding and the ZDP-189 core.\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cdiv\u003e\u003chr\u003e\u003c\/div\u003e\n\u003ch3\u003e\u003cspan\u003eThe Handle: Copper Damascus \u0026amp; Titanium\u003c\/span\u003e\u003c\/h3\u003e\n\u003cul data-spread=\"false\"\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003e\u003cspan\u003eShow Side — The Golden Scales:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e Machined from solid Raindrop Copper Damascus stock and hand-polished through progressively finer abrasives. The lustrous finish reveals the layered pattern and warm metallic contrast, while scalloped contours along the handle spine add texture and definition.\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003e\u003cspan\u003eLock Side — Grade 5 Titanium Frame Lock:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e Precision-milled from solid \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003eGrade 5 titanium (Ti-6Al-4V \/ TC4)\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e, the lock-side handle scale incorporates an integral frame lock for secure blade engagement.\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003e\u003cspan\u003eTitanium Pocket Clip:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e A sculpted, 3D-machined \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003eGrade 5 titanium\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e pocket clip complements the handle.\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003e\u003cspan\u003eSignature Pivot Detail:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e The pivot hardware features the KATSU \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003e「勝」\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e emblem.\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cdiv\u003e\u003chr\u003e\u003c\/div\u003e\n\u003ch3\u003e\u003cspan\u003eCollector’s Presentation \u0026amp; Documentation\u003c\/span\u003e\u003c\/h3\u003e\n\u003cp\u003e\u003cspan\u003eEach KATSU ZK-CS includes:\u003c\/span\u003e\u003c\/p\u003e\n\u003col data-spread=\"false\" start=\"1\"\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003e\u003cspan\u003eIndividual Serial Number:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e A permanently engraved edition number, from \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003e01\/80 to 80\/80\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e.\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003e\u003cspan\u003eMatching Certificate of Authenticity:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e A collector’s card bearing the knife’s corresponding serial number.\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003e\u003cspan\u003eJapanese Heat-Treatment Documentation:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e Accompanying documentation from \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003eHatta Kogyo Co., Ltd.\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e relating to the blade steel’s heat treatment and hardness testing.\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003e\u003cspan\u003eSolid Pine Presentation Box:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e A custom box bearing the black-and-gold KATSU insignia. The natural wood grain complements the layered metallic patterns of the handle.\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ol\u003e\n\u003cdiv\u003e\u003chr\u003e\u003c\/div\u003e\n\u003ch3\u003e\u003cspan\u003eSpecifications\u003c\/span\u003e\u003c\/h3\u003e\n\u003cul data-spread=\"false\" data-pm-slice=\"3 3 []\"\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003e\u003cspan\u003eModel:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e KATSU ZK-CS「金鱗」\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003e\u003cspan\u003eRelease Price:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e US$399.99\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003e\u003cspan\u003eBlade Construction:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e San Mai with a Japanese ZDP-189 core and multi-layer stainless steel cladding\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003e\u003cspan\u003eBlade Thickness:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e 4.0 mm\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003e\u003cspan\u003eHeat Treatment:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e Vacuum heat treatment and sub-zero treatment by Hatta Kogyo Co., Ltd., Japan\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003e\u003cspan\u003eEdge Geometry:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e Hand-ground convex edge (Hamaguri-ba)\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003e\u003cspan\u003eBlade Finish:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e Hand-polished mirror finish with visible cladding patterns\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003e\u003cspan\u003eShow-Side Handle:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e Hand-polished Raindrop Copper Damascus\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003e\u003cspan\u003eLock-Side Handle:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e Grade 5 titanium (Ti-6Al-4V \/ TC4) with integral frame lock\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003e\u003cspan\u003ePocket Clip:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e 3D-machined Grade 5 titanium\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003e\u003cspan\u003eItem weight:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e 170 g\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003e\u003cspan\u003ePackaging:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e Solid pine presentation box\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003e\u003cspan\u003eDocumentation:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e Matching serialized COA and Japanese heat-treatment documentation\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003e\u003cspan\u003eEdition Size:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e 80 individually serialized pieces worldwide\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"KATSU KNIVES","offers":[{"title":"Default Title","offer_id":44812866781243,"sku":"ZK-CS","price":399.99,"currency_code":"USD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0357\/5064\/1723\/files\/zk_cs_main_2.jpg?v=1793888053","url":"https:\/\/katsuknife.com\/products\/katsu-zk-cs-copper-damascus-limited-handles","provider":"KATSU KNIVES","version":"1.0","type":"link"}