{"product_id":"reusable-scalpel-handle-no-4-swann-morton-no-21-non-sterile-blades","title":"Reusable Scalpel Handle No. 4 \u0026 Swann Morton No.21 Non Sterile Blades","description":"\u003cstyle\u003e\n    .beautymercado-magnesium-wrapper { font-size: 18px; line-height: 1.55; color: #1A1A1A; }\n    .beautymercado-magnesium-wrapper h2 { font-size: 28px; font-weight: 600; margin: 1.8rem 0 0.8rem 0; color: #000000; border-left: 4px solid #000000; padding-left: 1rem; }\n    .beautymercado-magnesium-wrapper h2:first-of-type { margin-top: 0; }\n    .beautymercado-magnesium-wrapper h3 { font-size: 20px; font-weight: 600; margin: 1.4rem 0 0.6rem 0; color: #000000; }\n    .beautymercado-magnesium-wrapper p { margin-bottom: 1.2em; font-size: 18px; color: #1A1A1A; line-height: 1.55; }\n    .beautymercado-magnesium-wrapper ul { margin: 1em 0 1.2em 1.5rem; padding-left: 0.5rem; list-style-type: disc; }\n    .beautymercado-magnesium-wrapper li { margin-bottom: 0.6rem; font-size: 18px; color: #1A1A1A; line-height: 1.5; }\n    .beautymercado-magnesium-wrapper details { background: #FAFAFA; border-radius: 20px; padding: 1rem 1.5rem; margin-bottom: 1rem; border: 1px solid #E5E5E5; }\n    .beautymercado-magnesium-wrapper summary { font-weight: 600; cursor: pointer; color: #000000; font-size: 18px; }\n    .beautymercado-magnesium-wrapper details p { margin-top: 0.8rem; font-size: 18px; color: #1A1A1A; }\n    @media (max-width: 650px) { .beautymercado-magnesium-wrapper { padding: 1.25rem; } .beautymercado-magnesium-wrapper h2 { font-size: 22px; } .beautymercado-magnesium-wrapper p, .beautymercado-magnesium-wrapper li { font-size: 18px; } }\n\u003c\/style\u003e\n\u003cdiv class=\"beautymercado-magnesium-wrapper\" style=\"max-width: 100%; margin: 0 auto; background: #ffffff; border-radius: 28px; box-shadow: 0 12px 30px rgba(0,0,0,0.05), 0 4px 8px rgba(0,0,0,0.02); padding: 2rem 1.5rem; font-family: inherit;\"\u003e\n\u003ch2\u003eLarge, Straight, and Surgically Sharp\u003c\/h2\u003e\n\u003cp\u003eThe Swann Morton No.21 is a large straight-edged blade built for bold, precise cuts — a staple in general surgery, dissection, and any application where a long, clean straight incision is required. Paired with the BM reusable No.4 handle, this kit delivers the confidence and control that professionals and serious hobbyists demand.\u003c\/p\u003e\n\u003ch3\u003eBlade \u0026amp; Handle Specification\u003c\/h3\u003e\n\u003cp\u003e\u003cstrong\u003eBlade:\u003c\/strong\u003e Swann Morton No.21 — large straight-edged blade, non-sterile carbon steel\u003cbr\u003e\u003cstrong\u003eHandle:\u003c\/strong\u003e BM No.4 reusable stainless steel scalpel handle\u003cbr\u003e\u003cstrong\u003eCompatibility:\u003c\/strong\u003e BM handle fits all standard No.4-compatible Swann Morton blades\u003cbr\u003e\u003cstrong\u003eSterility:\u003c\/strong\u003e Non-sterile blades — for professional use with appropriate infection control protocols\u003c\/p\u003e\n\u003ch3\u003eKey Features\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eBM precision-machined No.4 handle for superior grip and control\u003c\/li\u003e\n\u003cli\u003eSwann Morton No.21 — large straight blade for bold, clean incisions\u003c\/li\u003e\n\u003cli\u003eReusable BM handle reduces waste and long-term cost\u003c\/li\u003e\n\u003cli\u003eCompatible with the full range of No.4-fit Swann Morton blades\u003c\/li\u003e\n\u003cli\u003eAvailable in 5, 10, 30, 50 and 100 blade packs\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eProfessional \u0026amp; Hobby Applications\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eSurgical \u0026amp; Clinical:\u003c\/strong\u003e General surgery, large incisions, and dissection\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eAnatomy \u0026amp; Dissection Labs:\u003c\/strong\u003e Educational dissection and biological specimen work\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eModel Making:\u003c\/strong\u003e Long straight cuts on foam board, balsa, and plastic sheet\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eLeatherwork:\u003c\/strong\u003e Straight cutting and trimming on leather hides and panels\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePaper Crafting:\u003c\/strong\u003e Long straight cuts on card, mount board, and thick paper\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eArt \u0026amp; Illustration:\u003c\/strong\u003e Large stencil cutting and straight-line mixed-media work\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eWoodwork \u0026amp; Craft:\u003c\/strong\u003e Scoring and trimming on thin wood and composite materials\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eWhat’s In Your Order\u003c\/h3\u003e\n\u003cp\u003e\u003cstrong\u003e1 × BM Reusable No.4 Scalpel Handle\u003c\/strong\u003e + your chosen quantity of \u003cstrong\u003eSwann Morton No.21 Non-Sterile Blades\u003c\/strong\u003e. Blades supplied in standard Swann Morton packaging. BM handle ready for immediate use.\u003c\/p\u003e\n\u003ch3\u003eSafe Blade Handling\u003c\/h3\u003e\n\u003cp\u003eAlways use a blade remover or forceps when fitting and removing blades — never use fingers. Dispose of used blades in an approved sharps container in accordance with local clinical waste regulations.\u003c\/p\u003e\n\u003ch2\u003eFrequently Asked Questions\u003c\/h2\u003e\n\u003cdetails\u003e\n\u003csummary\u003eWhat is the Swann Morton No.21 blade used for?\u003c\/summary\u003e\n\u003cp\u003eThe No.21 is a large straight-edged blade used in general surgery, dissection, and procedures requiring a long, clean straight incision. It is also widely used in anatomy labs, model making, leatherwork, and any craft application where a large, sharp straight blade is needed for bold, precise cuts.\u003c\/p\u003e\n\u003c\/details\u003e\n\u003cdetails\u003e\n\u003csummary\u003eWhat is the difference between the No.21 and No.22 blade?\u003c\/summary\u003e\n\u003cp\u003eThe No.21 has a straight edge, making it ideal for straight incisions and dissection. The No.22 has a curved belly, better suited for sweeping cuts. Both are large blades that fit the BM No.3 handle. Choose the No.21 for straight cuts and the No.22 (or No.23) for curved incisions.\u003c\/p\u003e\n\u003c\/details\u003e\n\u003cdetails\u003e\n\u003csummary\u003eIs the No.21 blade suitable for model making and craft?\u003c\/summary\u003e\n\u003cp\u003eYes — the No.21 is popular with model makers, leatherworkers, and paper crafters who need a large, sharp straight blade for long cuts on foam board, balsa, leather, and thick card. Its straight edge makes it ideal for cutting along rulers and straight edges for clean, accurate results.\u003c\/p\u003e\n\u003c\/details\u003e\n\u003cdetails\u003e\n\u003csummary\u003eCan the BM No.4 handle be sterilised between uses?\u003c\/summary\u003e\n\u003cp\u003eYes — the BM No.4 stainless steel handle is fully compatible with autoclave sterilisation, hospital-grade liquid disinfectants, and UV sterilisation cabinets. Always inspect the handle before each use and replace if the blade-seating groove shows any signs of wear or damage.\u003c\/p\u003e\n\u003c\/details\u003e\n\u003cdetails\u003e\n\u003csummary\u003eDo I need to sterilise the No.21 blades before clinical use?\u003c\/summary\u003e\n\u003cp\u003eYes — these are non-sterile blades and must be sterilised before use in any clinical or surgical setting, in accordance with your local infection control protocols. For non-clinical use such as craft, model making, or dissection labs, standard hygiene practices apply.\u003c\/p\u003e\n\u003c\/details\u003e\n\u003c\/div\u003e","brand":"Beauty Mercado","offers":[{"title":"5 Blades","offer_id":49505725219158,"sku":"SW3H21-5 Blades","price":7.5,"currency_code":"GBP","in_stock":true},{"title":"10 Blades","offer_id":49505725251926,"sku":"SW3H21-10 Blades","price":9.0,"currency_code":"GBP","in_stock":true},{"title":"30 Blades","offer_id":49505725284694,"sku":"SW3H21-30 Blades","price":11.5,"currency_code":"GBP","in_stock":true},{"title":"50 Blades","offer_id":49505725317462,"sku":"SW3H21-50 Blades","price":15.0,"currency_code":"GBP","in_stock":true},{"title":"100 Blades","offer_id":49505725350230,"sku":"SW3H21-100 Blades","price":21.5,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0872\/4781\/4998\/files\/swann-morton-5-blades-reusable-scalpel-handle-no-3-swann-morton-no-21-non-sterile-blades-58801524998486.jpg?v=1745054783","url":"https:\/\/www.beautymercado.com\/products\/reusable-scalpel-handle-no-4-swann-morton-no-21-non-sterile-blades","provider":"Beauty Mercado","version":"1.0","type":"link"}