Brief: Discover the **Screw Type Expansion Screw With Plastic Board Insert**, a durable orthodontic supply designed for precision and efficiency in dental clinics and labs. This professional orthodontic solution features biomedical-grade stainless steel, zero-friction thread design, and unmatched precision for seamless palatal expansion and alignment adjustments. Perfect for removable orthodontic devices, it ensures patient comfort and long-term durability. Explore this essential orthodontic product today!