WANTOUTH Metal Compass Professional Compass Drawing Compass Set Precision Maths Compass with Lock Wheel Extra Lead Refills for Kids and Adults for School Woodworking Mathematics Geometric Drawings

【Premium Metal Compass】 Crafted from high-quality iron and aluminum, our geometry compass is far more durable than plastic alternatives. The anti-rust coating ensures long-lasting performance while maintaining a sleek, modern look 【Smooth Adjustment Mechanism】 Featuring an elastic metal ring, center shaft, and precision wheel, this adjustable compass allows fine-tuned diameter control for effortless circle drawing. Perfect for math, engineering, and drafting 【Stable & Non-Slip Design】The spring-loaded chuck and grooved head prevent unwanted leg movement, ensuring steady, wobble-free circles. The ergonomic grip provides maximum control for accurate technical drawing 【Quick & Easy to Use】Simply roll the center wheel or click the adjustable knob for instant diameter changes. Ideal for students, teachers, architects, and woodworkers who need fast, precise measurements 【Versatile & Reliable】Perfect for school, workshops, carpentry, and DIY projects. A must-have tool for artists, engineers, mathematicians, and professionals who demand high-quality drafting compasses