M&G Professional Metal Geometry Compass, 10.25 Inch Maximum Diameter, Lockable Distance & Safety Retractable Needle, Includes Extra Lead, Ideal for Drafting & Drawing

아마존 달러(USD) 가격을 각 날짜의 환율로 원화 환산해 표시합니다. 현재 환율 $1 = ₩1,463 (2026-07-27 기준)

상품 특징

• Large Drawing Range for Versatile Use: This premium math compass features a maximum drawing diameter of 10.25 inches, letting you effortlessly create large circles, arcs, and geometric shapes. Ideal for drawing compass for engineering drafting, art design, and craft projects—meets both professional geometric drawing needs and daily study use.
• Precision Lockable Spacing for Accurate Results: Equipped with a reliable spacing lock function, this precision compass ensures the set radius stays stable without slipping during use. No more uneven lines or re-adjustments—guarantees consistent, accurate geometric drawings every time, perfect for math homework, technical sketches, and design work.
• Safety Retractable Needle for Peace of Mind: Built with a safety lock needle mechanism, this compass automatically retracts the sharp needle into the body when retracted. Effectively prevents accidental pricks (critical for kids and teens) and keeps the needle protected during storage—ideal for classroom use, home study, and on-the-go drawing.
• Compact & Portable 5.1-Inch Size: With an overall size of 5.1 inches, this lightweight geometric compass is easy to carry. It fits perfectly in pencil cases, school bags, or toolboxes without taking up extra space—convenient for engineers to bring to job sites, and artists to use while traveling.
• Value-Added Refill Set for Long-Term Use: This all-in-one compass set includes one box of high-quality refills, so you don’t need to buy refills separately when the original ink runs out. Saves time and money, making it a cost-effective choice for compass for math (geometry, algebra) and daily drawing—ensures continuous use without interruptions.

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