Description Features: brand new and high quality Alloy material, durable, light and easy to carry Marker pens use tungsten carbide nibs to obtain clear and accurate lines on hard materials such as hardened steel, stainless steel, ceramics and glass for Ideal marking tool for hardened materials It is a powerful multifunctional etching tool. Whether you are working on wood, stainless steel, metal, impregnated steel, plastic, ceramic or glass, this precision tool can provide you with precise marking capabilities Quality is guaranteed, please rest assured to buy Specifications: Material:Aluminum Alloy Color :As the Picture Shows Size: Approx.141x5.7mm/5.55x0.22inch Note: 1.Please allow 1-2mm errors due to manual measurement, make sure that you do not mind before you order. 2.Due to the difference between different monitors, the picture may not reflect the actual color of the item. Package includes: 1xLine Pen