{"product_id":"ohto-ms01-mechanical-drafting-pencil","title":"OHTO MS01 Mechanical Drafting Pencil","description":"\u003ch2\u003eOHTO MS01 Mechanical Drafting Pencil\u003c\/h2\u003e\n\u003cp\u003eThe OHTO MS01 Mechanical Drafting Pencil represents the pinnacle of Japanese precision engineering, purpose-built for architects, engineers, and technical artists. Combining a solid knurled brass grip with an anodized aluminum upper barrel, the MS01 features a dual-adjustment system that allows you to customize both the guide pipe sleeve length and the exact lead advancement per click. Whether drafting with straightedges, inking guidelines, or sketching intricate details, this instrument provides unparalleled balance, weight distribution, and tactile control.\u003c\/p\u003e\n\n\u003ch3\u003eKey Features\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003e\n\u003cstrong\u003eAdjustable Lead Guide Sleeve:\u003c\/strong\u003e Twist the knurled grip section to adjust the steel guide pipe from 0 mm (fully retracted for pocket-safe carry) up to 5 mm for precise straightedge drafting.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eCustomizable Lead Advancement Dial:\u003c\/strong\u003e Rotate the stepped calibration ring to regulate lead output between 0.2 mm and 2.0 mm per click, perfectly matching your writing cadence.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eLow Center of Gravity:\u003c\/strong\u003e Heavyweight knurled brass front section paired with a lightweight aluminum body yields optimal 27-gram balance that reduces drafting fatigue.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eRotatable Lead Hardness Indicator:\u003c\/strong\u003e Integrated window lets you easily mark and identify active lead grades ranging from 4H to 2B.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eDurable All-Metal Mechanism:\u003c\/strong\u003e Precision-machined brass clutch and internal advance mechanism deliver flawless mechanical reliability and zero lead wobble.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eSpecifications\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003e\n\u003cstrong\u003eBrand:\u003c\/strong\u003e OHTO\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eModel:\u003c\/strong\u003e MS01 (Mechanical Sharp 01)\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eAvailable Lead Diameters:\u003c\/strong\u003e 0.3 mm (Navy Blue), 0.5 mm (Silver, Matte Black)\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eMaterials:\u003c\/strong\u003e Brass grip and tip dial; Aluminum rear barrel; SK spring steel clip\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eGuide Pipe Adjustment:\u003c\/strong\u003e 0 mm to 5 mm continuous extension\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eLead Feed Adjustment:\u003c\/strong\u003e 0.2 mm to 2.0 mm per click\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eDimensions:\u003c\/strong\u003e 151 mm × 10 mm (5.9 in × 0.39 in)\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eWeight:\u003c\/strong\u003e 27 g (0.95 oz)\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eCountry of Origin:\u003c\/strong\u003e Japan\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eFrequently Asked Questions\u003c\/h3\u003e\n\u003cp\u003e\u003cstrong\u003eHow do I adjust the lead sleeve length on the OHTO MS01?\u003c\/strong\u003e\u003cbr\u003e\nTwist the lower knurled grip section clockwise or counterclockwise to extend or retract the lead guide pipe between 0 mm (fully retracted and protected) and 5 mm.\u003c\/p\u003e\n\n\u003cp\u003e\u003cstrong\u003eHow does the lead advance regulator work?\u003c\/strong\u003e\u003cbr\u003e\nTurn the dial ring located directly above the brass grip. Aligning the dial sets the exact amount of lead released with each knock from 0.2 mm up to 2.0 mm.\u003c\/p\u003e\n\n\u003cp\u003e\u003cstrong\u003eCan the guide pipe be fully retracted to protect pockets?\u003c\/strong\u003e\u003cbr\u003e\nYes. Twisting the grip section to the 0 mm mark retracts the thin steel pipe completely inside the brass nose cone, preventing bending and pocket damage during travel.\u003c\/p\u003e\n\n\u003cp\u003e\u003cstrong\u003eDoes the pencil include an eraser?\u003c\/strong\u003e\u003cbr\u003e\nYes, a refillable white mini eraser is housed securely underneath the top brass knock cap.\u003c\/p\u003e","brand":"OHTO","offers":[{"title":"Navy Blue 0.3mm","offer_id":47485364502562,"sku":"MS01S-1","price":43.2,"currency_code":"USD","in_stock":true},{"title":"Silver 0.5mm","offer_id":47485364535330,"sku":"MS01S-2","price":43.2,"currency_code":"USD","in_stock":true},{"title":"Black 0.5mm","offer_id":47485364568098,"sku":"MS01S-3","price":43.2,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0902\/3045\/6354\/files\/O1CN01HeZdZh1jTUcDPcp4P__2209244264549.jpg_q50.jpg_3a8dcc9c-06f5-47ec-84b4-fd8b12f75ebd.webp?v=1789008530","url":"https:\/\/www.xypen.com\/products\/ohto-ms01-mechanical-drafting-pencil","provider":"XYPen","version":"1.0","type":"link"}