WANTOUTH Metal Compass Professional Drawing Set Precision Maths with Lock Wheel Extra Lead Refills for Kids and Adults 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