{"title":"Drawing \u0026 Illustration \u003e Pens \u003e Technical Pens","description":null,"products":[{"product_id":"koh-i-noor-rapidograph-no-72d-replacement-points","title":"Rapidograph No. 72D Replacement Points","description":"\u003cp\u003eTechnical pen work demands absolute consistency; that's where these replacement points matter. Koh-I-Noor engineers these .3mm nibs from hard chrome stainless steel to maintain precise line weight through extended use with lettering devices and templates. The nib sleeve design ensures stable ink flow while protecting the delicate point during repeated contact with template edges, critical when technical accuracy depends on every line matching exactly.\u003c\/p\u003e\n\u003cp\u003eChrome plating over stainless steel construction resists wear from friction against metal and plastic guides, extending point life significantly beyond unplated alternatives. This durability proves essential for architectural drafters and technical illustrators who work through template sets daily. The .3mm width provides fine detail capability while remaining robust enough for production work.\u003c\/p\u003e\n\u003cp\u003eThese points work reliably on both paper and cloth surfaces, maintaining consistent ink delivery across different materials. When your existing Rapidograph point shows wear or damage from template work, these replacements restore your pen to original performance. Keep spares on hand, technical deadlines don't accommodate waiting for replacement parts to arrive.\u003c\/p\u003e","brand":"Koh-I-Noor","offers":[{"title":"1 \/ 0.50 mm","offer_id":47977161195749,"sku":"10969","price":27.64,"currency_code":"USD","in_stock":true},{"title":"6x0 \/ 0.13 mm","offer_id":47977161228517,"sku":"21104","price":34.99,"currency_code":"USD","in_stock":false},{"title":"2.5 \/ 0.70 mm","offer_id":47977161261285,"sku":"31476","price":27.64,"currency_code":"USD","in_stock":true},{"title":"0 \/ 0.35 mm","offer_id":47977161294053,"sku":"38286","price":27.64,"currency_code":"USD","in_stock":false},{"title":"2 \/ 0.60 mm","offer_id":47977161326821,"sku":"40907","price":27.64,"currency_code":"USD","in_stock":false},{"title":"3 \/ 0.80 mm","offer_id":47977161359589,"sku":"43848","price":27.64,"currency_code":"USD","in_stock":true},{"title":"4 \/ 1.20 mm","offer_id":47977161392357,"sku":"55763","price":27.64,"currency_code":"USD","in_stock":true},{"title":"3x0 \/ 0.25 mm","offer_id":47977161425125,"sku":"58667","price":24.34,"currency_code":"USD","in_stock":false},{"title":"2x0 \/ 0.30 mm","offer_id":47977161457893,"sku":"70499","price":24.34,"currency_code":"USD","in_stock":false},{"title":"4x0 \/ 0.18 mm","offer_id":47977161490661,"sku":"80254","price":29.66,"currency_code":"USD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0726\/6890\/5701\/files\/s10969.jpg?v=1770338454"},{"product_id":"koh-i-noor-rapidograph-technical-pens-no-3165","title":"Rapidograph Technical Pens No. 3165","description":"\u003cp\u003eTechnical drawing demands pens that start immediately and maintain unwavering line width through entire projects. Rapidograph pens deliver both through airtight double-seal caps that prevent ink from drying between uses, no priming, no false starts, just consistent flow from first stroke. See-through cartridges let you monitor ink levels during work, while metric point designations in millimeters correspond directly to line widths in technical drawings, simplifying the task of matching specifications across scaled reproductions.\u003c\/p\u003e\n\u003cp\u003eNine calibrated widths accommodate everything from fine detail work to bold border lines, with each maintaining its designated width through extended use. The precision-engineered points work with lettering guides and templates, essential for standardized technical documentation. Stainless steel replacement points extend the pen's working life indefinitely; when a point wears or clogs, replace it rather than discarding the entire pen.\u003c\/p\u003e\n\u003cp\u003eEach pen includes point, holder, cap, and empty cartridge ready for Koh-I-Noor technical inks. Architects, engineers, and illustrators who need reliable line quality across multi-sheet projects keep multiple widths ready for immediate deployment.\u003c\/p\u003e","brand":"Koh-I-Noor","offers":[{"title":"0.35 mm","offer_id":47977162113253,"sku":"17907","price":38.54,"currency_code":"USD","in_stock":false},{"title":"0.13 mm","offer_id":47977162146021,"sku":"18505","price":44.78,"currency_code":"USD","in_stock":true},{"title":"0.18 mm","offer_id":47977162178789,"sku":"24339","price":41.41,"currency_code":"USD","in_stock":true},{"title":"0.25 mm","offer_id":47977162211557,"sku":"25106","price":38.54,"currency_code":"USD","in_stock":true},{"title":"0.70 mm","offer_id":47977162244325,"sku":"26228","price":38.54,"currency_code":"USD","in_stock":true},{"title":"0.80 mm","offer_id":47977162277093,"sku":"46404","price":38.54,"currency_code":"USD","in_stock":true},{"title":"0.50 mm","offer_id":47977162309861,"sku":"53290","price":38.54,"currency_code":"USD","in_stock":true},{"title":"0.60 mm","offer_id":47977162342629,"sku":"66161","price":38.54,"currency_code":"USD","in_stock":true},{"title":"1.20 mm","offer_id":47977162375397,"sku":"74650","price":38.54,"currency_code":"USD","in_stock":true},{"title":"0.30 mm","offer_id":47977162408165,"sku":"80129","price":38.54,"currency_code":"USD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0726\/6890\/5701\/files\/s17907.jpg?v=1770338496"},{"product_id":"koh-i-noor-pressure-bulb-pen-cleaning-kit","title":"Pressure Bulb Pen Cleaning Kit","description":"\u003cp\u003eTechnical pen points clog when ink dries inside their narrow channels, stopping work mid-drawing. This cleaning kit solves that problem with targeted pressure that flushes dried ink from points without disassembly. The syringe bulb creates controlled force that pushes Rapido-Eze solution through the point's interior channels, dissolving stubborn deposits that simple soaking won't touch.\u003c\/p\u003e\n\u003cp\u003eThe included connector serves double duty: attach it for deep cleaning when points are completely blocked, or use it as an ink-flow starter when fresh points need priming before first use. Two ounces of Rapido-Eze solution handles multiple cleaning sessions, breaking down India ink and technical pen formulations that harden inside precision tips.\u003c\/p\u003e\n\u003cp\u003eKoh-I-Noor designed this system specifically for their technical pen points, where maintaining clear ink flow determines whether you complete detailed work or spend hours troubleshooting skips and starts. Keep this kit on hand when working with technical pens regularly, it's considerably cheaper than replacing clogged points and faster than waiting for overnight soaking to work.\u003c\/p\u003e","brand":"Koh-I-Noor","offers":[{"title":"pressure bulb pen cleaning kit","offer_id":47979497717989,"sku":"22978","price":32.37,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0726\/6890\/5701\/files\/s22978.jpg?v=1770339378"},{"product_id":"koh-i-noor-rapidograph-slim-pack-sets","title":"Rapidograph Slim Pack Sets","description":"\u003cp\u003eTechnical drawings demand absolute consistency, and Rapidograph pens deliver precisely that through hard chrome stainless steel points engineered for unwavering line width. The tubular nib design maintains exact specifications through thousands of strokes, whether you're drafting architectural plans or rendering intricate cross-hatching. Each pen's point size corresponds directly to line width in millimeters, eliminating guesswork when precision matters.\u003c\/p\u003e\n\u003cp\u003eThe seven-pen set spans from ultra-fine 3x0 (0.13mm) through bold 4 (2.00mm), covering the full range needed for technical illustration and architectural drafting. Waterproof India ink flows consistently through the capillary system, producing dense blacks that won't fade or run when handled. Included nib keys simplify maintenance, letting you clear any blockages without damaging the delicate point mechanism.\u003c\/p\u003e\n\u003cp\u003eKoh-I-Noor packages everything in a slim storage case that protects the pens while keeping them organized and accessible. The compact design fits easily into drafting kits and travel bags, ensuring your complete line weight range travels wherever detailed work takes you. These pens represent the standard against which technical drawing instruments are measured, reliable tools that perform identically every time you uncap them.\u003c\/p\u003e","brand":"Koh-I-Noor","offers":[{"title":"set of 7","offer_id":47979761696997,"sku":"32742","price":193.8,"currency_code":"USD","in_stock":false},{"title":"set of 3","offer_id":47979761729765,"sku":"43121","price":57.4,"currency_code":"USD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0726\/6890\/5701\/files\/s32742.jpg?v=1770338483"},{"product_id":"marvy-uchida-le-pen-drawing-technical-pens","title":"Le Pen Drawing Technical Pens","description":"\u003cp\u003eJapanese precision engineering meets everyday drawing demands in these technical pens. Marvy Uchida builds Le Pen around pigmented ink that stays put once it dries, permanent lines that won't bleed through most papers, giving you clean work on both sides of the sheet. The sleek barrel design balances comfortably during extended sessions, whether you're hatching manga panels or mapping architectural details.\u003c\/p\u003e\n\u003cp\u003eSeven point sizes handle different tasks with purpose. Ultra-fine 0.03mm tips trace delicate contours and intricate patterns; 0.5mm and 0.8mm weights establish bold outlines and solid fills. Mid-range options bridge these extremes for general linework. A brush tip adds gestural flexibility when technical precision gives way to expressive marks. This range means you can develop complete illustrations using one pen system rather than mixing brands with inconsistent ink colors.\u003c\/p\u003e\n\u003cp\u003eThe 8-pen set delivers all seven nibs plus a 1.0mm tip for maximum line variation. Buy individual sizes to replace your most-used widths or build a custom selection around specific techniques. From journal spreads to finished manga pages, these pens maintain the consistent black density that makes line art read clearly when scanned or reproduced.\u003c\/p\u003e","brand":"Marvy Uchida","offers":[{"title":"0.05 mm \/ each","offer_id":48100153295077,"sku":"07546","price":1.91,"currency_code":"USD","in_stock":true},{"title":"0.1 mm \/ each","offer_id":48100153327845,"sku":"07547","price":1.91,"currency_code":"USD","in_stock":true},{"title":"0.03 mm \/ each","offer_id":48100153360613,"sku":"07548","price":1.91,"currency_code":"USD","in_stock":true},{"title":"0.3 mm \/ each","offer_id":48100153393381,"sku":"07549","price":1.91,"currency_code":"USD","in_stock":true},{"title":"0.5 mm \/ each","offer_id":48100153426149,"sku":"07550","price":1.91,"currency_code":"USD","in_stock":true},{"title":"0.8 mm \/ each","offer_id":48100153458917,"sku":"07551","price":1.91,"currency_code":"USD","in_stock":true},{"title":"brush \/ each","offer_id":48100153491685,"sku":"07552","price":1.91,"currency_code":"USD","in_stock":true},{"title":"asst. points \/ set of 8","offer_id":48100153524453,"sku":"79154","price":15.38,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0726\/6890\/5701\/files\/s07546.jpg?v=1770296634"}],"url":"https:\/\/www.texasart.com\/collections\/drawing-and-illustration-pens-technical-pens.oembed","provider":"Texas Art Supply","version":"1.0","type":"link"}