Solid Wooden Geometry Compass For Drawing Massive Circles On Blackboards Up To Forty Seven Inches Dead Accurate Classroom Teaching Aid And Woodworking Scribe Tool Built Tough For Teachers

Draw giant precise circles with this wooden compass
✔️ Adjustable timber tool for forty seven inch arcs with marker slot

This single large compass gives teachers and carpenters a reliable way to mark wide arcs on walls and boards without guesswork. It locks firmly in place so students can watch big geometric shapes appear clearly during demos. You get a straightforward drafting helper that handles dry erase markers and traditional chalk alike.

✅ Solid wood build stays straight through heavy daily classroom rounds ✅ Wide sweep reaches nearly four feet across blackboards and walls ✅ Secure clip keeps chalk or whiteboard pens from wobbling while drawing ✅ Neutral beige finish blends nicely into busy workrooms and labs ✅ Easy twist lock lets you change arc size fast between projects

💡 What allows a big manual drafting compass to function well for extensive wall layouts and geometry class drills? Picking up a handy marking instrument saves time when you are mapping out full scale diagrams on vertical boards. Choose this sturdy option for solid performance because it ticks all the right boxes for teachers and shop workers. - Sturdy pivot joint stops tremors while you swing out huge circular measurements across chalkboards - Ruler length clamp holds wax sticks or felt tips firmly during long training sessions - Quick release knob changes span distances instantly between routine exercises and precision layouts.

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