Staedtler Mars Comfort, Professional Drafting, Drawing Compass with Extension Arm, Draws Circles up to 19.5 Inch Diameter, Spring Bow Compass with Center Adjuster Wheel, 551 02

When it comes to precision, rely on Staedtler. It's that simple. German engineering is justly famous for its fine-tuned accuracy and quality, and our products are proof of that. STAEDTLER's success story began over 180 years ago, manufacturing pencils. To this very day, first-class materials and rigorous manufacturing processes guarantee outstanding and consistent product quality. Ensure steady, perfectly accurate and precisely measured circles with the right geometry toolsWhether it's scientific or creative endeavors, in the home, office or classroom, STAEDTLER helps bring ideas to life.

• PROFESSIONAL DESIGN - Metal build, a comfort grip, and interchangeable leads provide durability for technical drawings. Used by architects, engineers, and artists alike, this solid metal compass is the circle drawing tool for professionals
• PRECISE DRAWING - Features a comfort grip on top and micro-step adjustment wheel to lock in the exact diameter you need. Draws circles up to 10.5" on its own, up to 19.5" with the extension lead
• COMPLETE COMPASS SET - Hard case includes 6" precision compass, 2 mm spare leads, replacement needle heads, and an extension bar, making this drawing set ideal for drafting or professional use
• EASY OPERATION - This drawing compass features smooth-gliding hinged legs and replaceable needle points, ensuring consistent results whether drafting precise details or large technical drawings
• STAEDTLER - Leading manufacturer and supplier of writing, paint, drawing, and modeling products that help people around the world realize and share their ideas