{"product_id":"octagonal-wa-handle-140mm-rosewood-magnolia","title":"Handmade Octagonal Wa-Handle 140mm - Natural Hardwood \u0026 Buffalo Horn (Rosewood \/ Magnolia)","description":"\u003cp data-path-to-node=\"4\"\u003e\u003cspan\u003eOccupying the coveted middle ground between compact utility grips and oversized slicer handles,\u003c\/span\u003e\u003cspan\u003e this 140mm octagonal (\u003c\/span\u003e\u003ci data-path-to-node=\"4\" data-index-in-node=\"118\"\u003eHakkaku\u003c\/i\u003e\u003cspan\u003e) Japanese knife handle delivers refined control,\u003c\/span\u003e\u003cspan\u003e ergonomic indexing,\u003c\/span\u003e\u003cspan\u003e and artisan aesthetic balance.\u003c\/span\u003e\u003cspan\u003e Hand-turned from select natural timbers and crowned with a polished natural water buffalo horn ferrule (\u003c\/span\u003e\u003ci data-path-to-node=\"4\" data-index-in-node=\"330\"\u003etsuno\u003c\/i\u003e\u003cspan\u003e),\u003c\/span\u003e\u003cspan\u003e it is offered in two traditional woods:\u003c\/span\u003e\u003cspan\u003e classic Japanese Magnolia (\u003c\/span\u003e\u003ci data-path-to-node=\"4\" data-index-in-node=\"405\"\u003eHo Wood\u003c\/i\u003e\u003cspan\u003e) for an ultra-lightweight,\u003c\/span\u003e\u003cspan\u003e high-traction traditional grip,\u003c\/span\u003e\u003cspan\u003e or dense Rosewood for warm figuring and purposeful counterweight.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp data-path-to-node=\"5\"\u003e\u003cspan\u003eEngineered for precision knife customization and clean re-handling,\u003c\/span\u003e\u003cspan class=\"\"\u003e the collar is pre-machined with a \u003c\/span\u003e\u003cb data-path-to-node=\"5\" data-index-in-node=\"102\"\u003e10mm x 4mm tang entry slot supported by an internal secondary relief chamber\u003c\/b\u003e\u003cspan\u003e.\u003c\/span\u003e\u003cspan\u003e This channel architecture accommodates standard forged Japanese tang shoulders while giving displaced adhesive room to expand freely during seating—preventing hydraulic pressure splits in the horn collar or wooden handle body.\u003c\/span\u003e\u003c\/p\u003e\n\u003ch2 data-path-to-node=\"7\"\u003eKey Features\u003c\/h2\u003e\n\u003cul data-path-to-node=\"8\"\u003e\n\u003cli\u003e\n\u003cp data-path-to-node=\"8,0,0\"\u003e\u003cb data-path-to-node=\"8,0,0\" data-index-in-node=\"0\"\u003eTwo Traditional Hardwood Variants:\u003c\/b\u003e\u003c\/p\u003e\n\u003cul data-path-to-node=\"8,0,1\"\u003e\n\u003cli\u003e\n\u003cp data-path-to-node=\"8,0,1,0,0\"\u003e\u003cb data-path-to-node=\"8,0,1,0,0\" data-index-in-node=\"0\"\u003eNatural Rosewood:\u003c\/b\u003e\u003cspan\u003e Dense,\u003c\/span\u003e\u003cspan\u003e naturally oily,\u003c\/span\u003e\u003cspan\u003e and richly grained with warm reddish-brown and dark espresso striations.\u003c\/span\u003e\u003cspan\u003e Adds counterweight to pull the blade's balance point slightly rearward for enhanced nimble control.\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp data-path-to-node=\"8,0,1,1,0\"\u003e\u003cb data-path-to-node=\"8,0,1,1,0\" data-index-in-node=\"0\"\u003eMagnolia (Ho Wood \/ 朴の木):\u003c\/b\u003e\u003cspan\u003e The historic standard of traditional Japanese kitchen cutlery.\u003c\/span\u003e\u003cspan\u003e Lightweight,\u003c\/span\u003e\u003cspan\u003e soft-textured,\u003c\/span\u003e\u003cspan\u003e and naturally moisture-absorbent,\u003c\/span\u003e\u003cspan\u003e Ho wood becomes velvety and non-slip when wet—the definitive choice of professional washoku and sushi chefs.\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp data-path-to-node=\"8,1,0\"\u003e\u003cb data-path-to-node=\"8,1,0\" data-index-in-node=\"0\"\u003eGenuine Water Buffalo Horn Ferrule:\u003c\/b\u003e\u003cspan\u003e Hand-fitted and polished flush to the octagonal facets,\u003c\/span\u003e\u003cspan\u003e creating a seamless,\u003c\/span\u003e\u003cspan\u003e watertight barrier that protects the tang entry against moisture.\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp data-path-to-node=\"8,2,0\"\u003e\u003cb data-path-to-node=\"8,2,0\" data-index-in-node=\"0\"\u003eThe 140mm \"Sweet Spot\" Proportions:\u003c\/b\u003e\u003cspan\u003e Sits comfortably between standard 135mm prep handles and longer 145mm–150mm formats.\u003c\/span\u003e\u003cspan\u003e Delivers extra palm clearance and balance for 180mm–210mm Gyutos,\u003c\/span\u003e\u003cspan\u003e 165mm–180mm Santokus and Bunkas,\u003c\/span\u003e\u003cspan\u003e or mid-sized Sujihikis.\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp data-path-to-node=\"8,3,0\"\u003e\u003cb data-path-to-node=\"8,3,0\" data-index-in-node=\"0\"\u003eTactile Octagonal (Hakkaku) Profile:\u003c\/b\u003e\u003cspan\u003e Symmetrical eight-sided geometry naturally indexes against finger joints,\u003c\/span\u003e\u003cspan\u003e ensuring positive blade alignment feedback and slip resistance during extended prep shifts.\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp data-path-to-node=\"8,4,0\"\u003e\u003cb data-path-to-node=\"8,4,0\" data-index-in-node=\"0\"\u003ePre-Machined 10mm x 4mm Tang Entry \u0026amp; Relief Cavity:\u003c\/b\u003e\u003cspan\u003e Fits forged Japanese kitchen knife tangs cleanly,\u003c\/span\u003e\u003cspan\u003e while the internal secondary cavity absorbs displaced epoxy or hot-melt adhesive to eliminate internal pressure buildup.\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2 data-path-to-node=\"10\" class=\"\"\u003eTechnical Specifications\u003c\/h2\u003e\n\u003ctable data-path-to-node=\"11\"\u003e\n\u003cthead\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eAttribute\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cstrong\u003eSpecification\u003c\/strong\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan data-path-to-node=\"11,1,0,0\"\u003e\u003cb data-path-to-node=\"11,1,0,0\" data-index-in-node=\"0\"\u003eProduct Type\u003c\/b\u003e\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan data-path-to-node=\"11,1,1,0\"\u003eJapanese Wa-Handle (Replacement \/ Custom Component)\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan data-path-to-node=\"11,2,0,0\"\u003e\u003cb data-path-to-node=\"11,2,0,0\" data-index-in-node=\"0\"\u003eProfile\u003c\/b\u003e\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan data-path-to-node=\"11,2,1,0\"\u003eOctagonal (Hakkaku)\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan data-path-to-node=\"11,3,0,0\"\u003e\u003cb data-path-to-node=\"11,3,0,0\" data-index-in-node=\"0\"\u003eTotal Length\u003c\/b\u003e\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan data-path-to-node=\"11,3,1,0\"\u003e140mm (~5.51 in)\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan data-path-to-node=\"11,4,0,0\"\u003e\u003cb data-path-to-node=\"11,4,0,0\" data-index-in-node=\"0\"\u003eWood Options\u003c\/b\u003e\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan data-path-to-node=\"11,4,1,0\"\u003eNatural Rosewood (\u003ci data-path-to-node=\"11,4,1,0\" data-index-in-node=\"18\"\u003eDalbergia\u003c\/i\u003e spp.) \/ Natural Japanese Magnolia (\u003ci data-path-to-node=\"11,4,1,0\" data-index-in-node=\"63\"\u003eMagnolia obovata\u003c\/i\u003e \/ Ho Wood)\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan data-path-to-node=\"11,5,0,0\"\u003e\u003cb data-path-to-node=\"11,5,0,0\" data-index-in-node=\"0\"\u003eFerrule Material\u003c\/b\u003e\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan data-path-to-node=\"11,5,1,0\"\u003eGenuine Natural Water Buffalo Horn (\u003ci data-path-to-node=\"11,5,1,0\" data-index-in-node=\"36\"\u003eTsuno\u003c\/i\u003e)\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan data-path-to-node=\"11,6,0,0\"\u003e\u003cb data-path-to-node=\"11,6,0,0\" data-index-in-node=\"0\"\u003eTang Slot Dimensions\u003c\/b\u003e\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan data-path-to-node=\"11,6,1,0\"\u003e10mm (W) x 4mm (H)\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan data-path-to-node=\"11,7,0,0\"\u003e\u003cb data-path-to-node=\"11,7,0,0\" data-index-in-node=\"0\"\u003eInternal Cavity\u003c\/b\u003e\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan data-path-to-node=\"11,7,1,0\"\u003ePrecision Pre-Slotted Entry with Secondary Internal Relief Hole\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan data-path-to-node=\"11,8,0,0\"\u003e\u003cb data-path-to-node=\"11,8,0,0\" data-index-in-node=\"0\"\u003eTypical Compatibility\u003c\/b\u003e\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan data-path-to-node=\"11,8,1,0\"\u003e180mm–210mm Gyuto; 165mm–180mm Santoku \/ Bunka \/ Nakiri; 210mm Sujihiki\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan data-path-to-node=\"11,9,0,0\"\u003e\u003cb data-path-to-node=\"11,9,0,0\" data-index-in-node=\"0\"\u003eOrigin\u003c\/b\u003e\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan data-path-to-node=\"11,9,1,0\"\u003eHandcrafted in Japan\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003ch2 data-path-to-node=\"13\" class=\"\"\u003eInstallation \u0026amp; Fitting Guidelines\u003c\/h2\u003e\n\u003cul data-path-to-node=\"14\"\u003e\n\u003cli\u003e\n\u003cp data-path-to-node=\"14,0,0\"\u003e\u003cb data-path-to-node=\"14,0,0\" data-index-in-node=\"0\"\u003eTang Sizing \u0026amp; Adjustment:\u003c\/b\u003e\u003cspan class=\"\"\u003e Forged Japanese knife tangs vary by blacksmith.\u003c\/span\u003e\u003cspan\u003e If your blade's tang shoulders sit wider than 10mm x 4mm,\u003c\/span\u003e\u003cspan\u003e use a narrow flat needle file to gently ease the horn entrance mortise until a snug friction fit is achieved.\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp data-path-to-node=\"14,1,0\"\u003e\u003cb data-path-to-node=\"14,1,0\" data-index-in-node=\"0\"\u003eRelief Channel Function:\u003c\/b\u003e\u003cspan\u003e When seating the tang with hot-melt glue or epoxy,\u003c\/span\u003e\u003cspan\u003e the internal relief cavity provides space for displaced adhesive.\u003c\/span\u003e\u003cspan\u003e This prevents hydraulic back-pressure from forcing the handle off or stressing the buffalo horn collar.\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp data-path-to-node=\"14,2,0\"\u003e\u003cb data-path-to-node=\"14,2,0\" data-index-in-node=\"0\"\u003eAdhesive Recommendations:\u003c\/b\u003e\u003c\/p\u003e\n\u003cul data-path-to-node=\"14,2,1\"\u003e\n\u003cli\u003e\n\u003cp data-path-to-node=\"14,2,1,0,0\"\u003e\u003cb data-path-to-node=\"14,2,1,0,0\" data-index-in-node=\"0\"\u003eTraditional \/ Reversible:\u003c\/b\u003e\u003cspan\u003e Jeweler’s hot-melt adhesive or wood glue mixed with fine matching wood dust allows for clean,\u003c\/span\u003e\u003cspan\u003e heat-reversible removal in the future.\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp data-path-to-node=\"14,2,1,1,0\"\u003e\u003cb data-path-to-node=\"14,2,1,1,0\" data-index-in-node=\"0\"\u003ePermanent:\u003c\/b\u003e\u003cspan\u003e Marine-grade two-part epoxy (e.\u003c\/span\u003e\u003cspan\u003eg.,\u003c\/span\u003e\u003cspan\u003e G\/flex 650) creates a 100% waterproof,\u003c\/span\u003e\u003cspan\u003e permanent seal against internal moisture.\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp data-path-to-node=\"14,3,0\"\u003e\u003cb data-path-to-node=\"14,3,0\" data-index-in-node=\"0\"\u003eWood \u0026amp; Horn Maintenance:\u003c\/b\u003e\u003cspan\u003e Natural wood and horn are organic materials sensitive to dishwasher cycles and sitting water.\u003c\/span\u003e\u003cspan\u003e Maintain surface luster and prevent moisture checking by periodically conditioning the wood and horn with pure camellia oil,\u003c\/span\u003e\u003cspan\u003e food-grade mineral oil,\u003c\/span\u003e\u003cspan\u003e or board wax.\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Burrfection","offers":[{"title":"Magnolia","offer_id":67838948278502,"sku":null,"price":59.0,"currency_code":"USD","in_stock":true},{"title":"Rosewood","offer_id":67838948311270,"sku":null,"price":59.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0823\/9608\/6502\/files\/080A0375.jpg?v=1792781795","url":"https:\/\/gyuto.com\/products\/octagonal-wa-handle-140mm-rosewood-magnolia","provider":"Gyuto.com","version":"1.0","type":"link"}