High Accuracy: Cutting plotter holder has excellent performance, high accuracy and a wide range of uses. Aluminum Alloy: Blade holder base is made of aluminum alloy material, thick and durable, not easy to rust, anti static. Incisive Edge: The edging grinding wheel adopts ultra fine polishing, the edge is sharper, and it can be engraved quickly. Ideal Replacement: Cutting plotter blade holder can be used to replace old broken parts and is an ideal replacement. High Hardness: Mental blade holder base is super hard, super tenacious, more wear resistant, and can be used for a long time.