Professional Model Making Tool Set: Features adjustable pressure mechanism with steel cutter head for smooth operations Designed for precisions Circles cutting with spring loaded systems that adapts to various materials thicknesses Precisions Circles Cutting: Equipped with diameter scale ruler for accurate 1mm 45mm diameter cut on sheets and masking tape Includes positioning tool for controlled circular cut in model building applications Adjustable Pressure Systems: Spring tensioned rotary knob allows pressure for different materials thicknesses Steel ensures smoothly cut on, masking materials, and thin modeling substrates Versatile Model Building Applications: Perfect for hobbyists creating scale models, garage, and miniatures Enables circular cut for, and parts in modeling projects Ergonomic Construction: Lightweight 83x83mm tool body made from materials provides comfortable handling during extended model crafting Ideal for miniature work and detailed modifications, Manufacturer: Xjdzineq