Description: 【Precision】: Specially designed for models, and other precision kits, this grinding pen is designed for fine detailing, fast sanding, ensuring full coverage for both intricate finishing and rough polishing needs 【Versatility】: Ideal for various model building scenarios including various vehicle models, 3D printed figures, resin garage kits, and more. The gentle yet effective sanding action makes it suitable for both beginners and experienced without risk of warping delicate parts. 【Accessibility】: The slender pen design easily reaches recessed areas that regular tools can't access, such as antenna gaps, panel joints, rivet seams, enabling you to handle tiny gates or lines without damaging surrounding details. 【Efficiency】: From rough sanding with the coarse tip to detailed finishing with the fine version, seamlessly switch between pen heads , suitable for different grit levels to meet step of your post processing workflow, all within a single tool set. 【Quality】: Made from sturdy resin material , each package includes a grinding pen built to deliver reliable performance during all your model assembly projects. Specification: Material: Resin Size Chart:5cm/1.97inch Long, 0.05cm/0.02inch Wide, 0.1cm/0.04inch Thick Package Includes: 1 Model Dedicated Fine Grinding Pen Note: Please allow slightly errors 1-2cm/0.39-0.79inch differences due to manual measurement.