{"product_id":"20-in-compass-for-woodworking-precision-divider-large-drafting-tool","title":"20 in Compass for Woodworking Precision Divider - Large Drafting Tool","description":"\u003cp\u003eOur review finds the 20 in Compass for Woodworking best suited to carpenters, woodworkers and technical drafters who need a heavy-duty, large-format divider. In this review the most convincing reason to buy is its combination of size and build: with 20 in legs that can scribe circles up to 43 in in diameter and an all-metal construction in No. 45 carbon steel, it handles large layout work consistently and locks securely for repeatable marks. It is a practical, no-frills tool for anyone laying out large arcs or transferring measurements on wood, metal or leather.\u003c\/p\u003e\n\n\u003ch2\u003eKey Features\u003c\/h2\u003e\n\u003cul\u003e\n \u003cli\u003e\n\u003cstrong\u003eLarge reach:\u003c\/strong\u003e 20 in legs allow drawing circles up to 43 in in diameter, making the tool suitable for large woodworking and layout tasks.\u003c\/li\u003e\n \u003cli\u003e\n\u003cstrong\u003eAll-metal construction:\u003c\/strong\u003e Made from No. 45 steel for higher strength and deformation resistance, which gives a solid, durable feel in hand.\u003c\/li\u003e\n \u003cli\u003e\n\u003cstrong\u003eLockable wing design:\u003c\/strong\u003e The locking wings let you set and secure a radius quickly for consistent repeat measurements and circle drawing.\u003c\/li\u003e\n \u003cli\u003e\n\u003cstrong\u003ePencil holder:\u003c\/strong\u003e Built-in pencil holder accepts standard pencils for easy replacement and resharpening while working on long runs.\u003c\/li\u003e\n \u003cli\u003e\n\u003cstrong\u003eVersatile divider:\u003c\/strong\u003e Can act as a scribe or divider to transfer measurements between pieces or to duplicate lengths across a workpiece.\u003c\/li\u003e\n \u003cli\u003e\n\u003cstrong\u003eRust protection:\u003c\/strong\u003e Points are quenched and the tool is treated with anti-rust oil before packaging for better corrosion resistance out of the box.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch2\u003eWho It's For\u003c\/h2\u003e\n\u003cp\u003eThe compass is aimed at professionals and serious hobbyists who need to lay out large arcs or transfer measurements on-site: carpenters, cabinetmakers, timber framers, metalworkers and leatherworkers will appreciate the long legs and heavy construction. Designers and teachers doing geometry or drafting demonstrations that require extra-large circles will also find it useful.\u003c\/p\u003e\n\u003cp\u003eIt is less suited to casual sketching, pocket carry or fine-scale drafting where a delicate instrument is required. If you need a compact, lightweight compass for small circles, a bench or studio-sized precision compass would be a better choice.\u003c\/p\u003e\n\n\u003ch2\u003ePros \u0026amp; Cons\u003c\/h2\u003e\n\u003cp\u003e\u003cstrong\u003ePros\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n \u003cli\u003eHeavy, well-built all-metal construction gives confidence when scribing large radii.\u003c\/li\u003e\n \u003cli\u003eLong 20 in legs and a secure lock make repeatable, accurate circles up to 43 in possible.\u003c\/li\u003e\n \u003cli\u003ePencil holder and scribe\/divider capability add versatility across materials.\u003c\/li\u003e\n \u003cli\u003eGood corrosion protection and quenched points extend service life with normal care.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cstrong\u003eCons\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n \u003cli\u003eWeight and size make it less convenient for small tasks or frequent transport.\u003c\/li\u003e\n \u003cli\u003eSome customers note the pencil holder can be tight for larger pencils and may require a specific pencil size.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch2\u003eSpecifications\u003c\/h2\u003e\n\u003ctable\u003e\n \u003ctr\u003e\n\u003ctd\u003eProduct type\u003c\/td\u003e\n\u003ctd\u003eLarge woodworking\/divider compass\u003c\/td\u003e\n\u003c\/tr\u003e\n \u003ctr\u003e\n\u003ctd\u003eLeg length\u003c\/td\u003e\n\u003ctd\u003e20 in (each leg)\u003c\/td\u003e\n\u003c\/tr\u003e\n \u003ctr\u003e\n\u003ctd\u003eMaximum circle diameter\u003c\/td\u003e\n\u003ctd\u003eUp to 43 in (110 cm)\u003c\/td\u003e\n\u003c\/tr\u003e\n \u003ctr\u003e\n\u003ctd\u003eMaterial\u003c\/td\u003e\n\u003ctd\u003eNo. 45 carbon steel (1045 \/ S45C \/ C45 equivalent)\u003c\/td\u003e\n\u003c\/tr\u003e\n \u003ctr\u003e\n\u003ctd\u003eLocking mechanism\u003c\/td\u003e\n\u003ctd\u003eLockable wing design\u003c\/td\u003e\n\u003c\/tr\u003e\n \u003ctr\u003e\n\u003ctd\u003ePencil\u003c\/td\u003e\n\u003ctd\u003ePencil holder included (pencil not included)\u003c\/td\u003e\n\u003c\/tr\u003e\n \u003ctr\u003e\n\u003ctd\u003eFinish \/ protection\u003c\/td\u003e\n\u003ctd\u003eQuenched points and anti-rust oil treatment\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e\n\n\u003ch2\u003eOur Verdict\u003c\/h2\u003e\n\u003cp\u003eThe 20 in woodworking compass is a practical, heavy-duty layout tool for anyone who regularly needs large radii and durable repeatable marking. Its long legs, solid No. 45 steel construction and lockable wings offer reliable accuracy and longevity, making it good value for tradespeople and serious hobbyists; those requiring portability or very small-scale drafting should consider a smaller alternative.\u003c\/p\u003e\n\n\u003ch2\u003eFrequently Asked Questions\u003c\/h2\u003e\n\u003cp\u003e\u003cstrong\u003eHow large a circle can this compass draw?\u003c\/strong\u003e\u003cbr\u003eThe legs extend to draw circles up to 43 in in diameter.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eDoes it include a pencil?\u003c\/strong\u003e\u003cbr\u003eIt includes a pencil holder but the pencil itself is not included.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eIs the tool corrosion resistant?\u003c\/strong\u003e\u003cbr\u003ePoints are quenched and the tool is treated with anti-rust oil before packaging to reduce corrosion risk.\u003c\/p\u003e","brand":"LDVROH","offers":[{"title":"Default Title","offer_id":48206042562779,"sku":"B0C2CK35KK","price":34.59,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0724\/1043\/1707\/files\/51rDjeSYHXL._AC_SL1500_27ae1504-7ac6-4a23-a904-0118d84f6246.jpg?v=1770308206","url":"https:\/\/gearmusthave.com\/products\/20-in-compass-for-woodworking-precision-divider-large-drafting-tool","provider":"GearMustHave","version":"1.0","type":"link"}