{"title":"Periodic","description":null,"products":[{"product_id":"curved-tactical-folding-knife","title":"HOPIAN Periodic D2 Folding Knife – Black G10 \/ Black Blade","description":"\u003cp\u003eThe Periodic is a designer collaboration folding knife created with Torpen Knives, built around a bold profile, practical control, and dependable everyday performance. This black G10 version pairs a black-finished D2 sheepsfoot blade with textured black G10 handle scales for a clean, low-profile look.\u003c\/p\u003e\n\u003cp\u003eThe 3.27-inch sheepsfoot blade uses a flat grind for controlled cutting and efficient slicing across regular EDC tasks. Made from D2 steel and heat-treated to HRC 58–60, the blade offers solid edge retention and wear resistance, while the black finish gives the knife a restrained working appearance.\u003c\/p\u003e\n\u003cp\u003eWith an overall length of 7.75 inches and a carry weight of 133.7 grams, the Periodic has a substantial feel without becoming oversized. The contoured G10 handle provides secure hand placement, the ceramic ball-bearing pivot supports smooth opening action, and the liner lock keeps operation simple and familiar. A stainless-steel pocket clip completes the design for daily carry.\u003c\/p\u003e\n\u003ch2\u003eKey Features\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cp\u003eDesigned in collaboration with Torpen Knives\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e3.27-inch D2 sheepsfoot blade\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eBlack blade finish\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eFlat grind for controlled, efficient cutting\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eTextured black G10 handle\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eCeramic ball-bearing pivot\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eLiner-lock construction\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eStainless-steel pocket clip\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eSpecifications\u003c\/h2\u003e\n\u003ctable\u003e\n\u003cthead\u003e\n\u003ctr\u003e\n\u003cth\u003eSpecification\u003c\/th\u003e\n\u003cth\u003eDetails\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003eSKU\u003c\/td\u003e\n\u003ctd\u003eHP-Z272BK\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eDesigner\u003c\/td\u003e\n\u003ctd\u003eTorpen Knives\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eBlade Length\u003c\/td\u003e\n\u003ctd\u003e3.27 in \/ 83 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eBlade Thickness\u003c\/td\u003e\n\u003ctd\u003e0.12 in \/ 3.0 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eBlade Material\u003c\/td\u003e\n\u003ctd\u003eD2\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eBlade Hardness\u003c\/td\u003e\n\u003ctd\u003eHRC 58–60\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eBlade Style\u003c\/td\u003e\n\u003ctd\u003eSheepsfoot\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eBlade Grind\u003c\/td\u003e\n\u003ctd\u003eFlat\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eBlade Finish\u003c\/td\u003e\n\u003ctd\u003eBlack\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOverall Length\u003c\/td\u003e\n\u003ctd\u003e7.75 in \/ 197 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eClosed Length\u003c\/td\u003e\n\u003ctd\u003e4.61 in \/ 117 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eHandle Material\u003c\/td\u003e\n\u003ctd\u003eBlack G10\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003ePivot Assembly\u003c\/td\u003e\n\u003ctd\u003eCeramic Ball Bearing\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eLock Type\u003c\/td\u003e\n\u003ctd\u003eLiner Lock\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eClip Material\u003c\/td\u003e\n\u003ctd\u003eStainless Steel\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eWeight\u003c\/td\u003e\n\u003ctd\u003e4.72 oz \/ 133.7 g\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e","brand":"Hopian","offers":[{"title":"Default Title","offer_id":48866789916953,"sku":"HPSABLE24348A","price":45.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0879\/6314\/0377\/files\/PERIODIC-100105.jpg?v=1786526761"},{"product_id":"hopian-sable-pocket-tactical-folding-knife","title":"HOPIAN Periodic D2 Folding Knife – Purple G10 \/ Black Stonewash","description":"\u003cp\u003eThe Periodic is a designer collaboration folding knife created with Torpen Knives, built for controlled handling, distinctive styling, and dependable everyday performance. This version pairs purple G10 handle scales with a black stonewashed D2 sheepsfoot blade, giving the knife a strong visual contrast while keeping the overall profile practical and refined.\u003c\/p\u003e\n\u003cp\u003eThe 3.27-inch sheepsfoot blade uses a flat grind for controlled cutting and efficient slicing across regular EDC tasks. Made from D2 steel and heat-treated to HRC 58–60, the blade offers solid edge retention and wear resistance. The black stonewashed finish gives the blade a subdued working look and pairs cleanly with the purple G10 handle.\u003c\/p\u003e\n\u003cp\u003eWith an overall length of 7.75 inches and a carry weight of 133.7 grams, the Periodic has a solid, confident feel in hand. The textured G10 handle supports secure grip and hand placement, while the ceramic ball-bearing pivot delivers smooth opening action. A liner lock keeps operation simple and familiar, and the stainless-steel pocket clip completes the design for daily carry.\u003c\/p\u003e\n\u003ch2\u003eKey Features\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cp\u003eDesigned in collaboration with Torpen Knives\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e3.27-inch D2 sheepsfoot blade\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eBlack stonewashed blade finish\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eFlat grind for controlled, efficient cutting\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003ePurple G10 handle scales\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eCeramic ball-bearing pivot\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eLiner-lock construction\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eStainless-steel pocket clip\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eSpecifications\u003c\/h2\u003e\n\u003ctable\u003e\n\u003cthead\u003e\n\u003ctr\u003e\n\u003cth\u003eSpecification\u003c\/th\u003e\n\u003cth\u003eDetails\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003eSKU\u003c\/td\u003e\n\u003ctd\u003eHP-Z272P\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eDesigner\u003c\/td\u003e\n\u003ctd\u003eTorpen Knives\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eBlade Length\u003c\/td\u003e\n\u003ctd\u003e3.27 in \/ 83 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eBlade Thickness\u003c\/td\u003e\n\u003ctd\u003e0.12 in \/ 3.0 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eBlade Material\u003c\/td\u003e\n\u003ctd\u003eD2\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eBlade Hardness\u003c\/td\u003e\n\u003ctd\u003eHRC 58–60\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eBlade Style\u003c\/td\u003e\n\u003ctd\u003eSheepsfoot\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eBlade Grind\u003c\/td\u003e\n\u003ctd\u003eFlat\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eBlade Finish\u003c\/td\u003e\n\u003ctd\u003eBlack Stonewash\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOverall Length\u003c\/td\u003e\n\u003ctd\u003e7.75 in \/ 197 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eClosed Length\u003c\/td\u003e\n\u003ctd\u003e4.61 in \/ 117 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eHandle Material\u003c\/td\u003e\n\u003ctd\u003ePurple G10\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003ePivot Assembly\u003c\/td\u003e\n\u003ctd\u003eCeramic Ball Bearing\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eLock Type\u003c\/td\u003e\n\u003ctd\u003eLiner Lock\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eClip Material\u003c\/td\u003e\n\u003ctd\u003eStainless Steel\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eWeight\u003c\/td\u003e\n\u003ctd\u003e4.72 oz \/ 133.7 g\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e","brand":"Hopian","offers":[{"title":"Default Title","offer_id":50248242561305,"sku":"HPSABLE24348B","price":45.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0879\/6314\/0377\/files\/PERIODIC-200105.jpg?v=1786590971"}],"url":"https:\/\/hopian.com\/collections\/periodic.oembed","provider":"Hopian Knife","version":"1.0","type":"link"}