Features: 100% brand new and high quality Compatible-only compatible with Surface Pro 4 Pen Pro 5 Pro 6 Pro 7 Pro X Book Go, etc. Highly sensitive-the tips offer you a precise writing / drawing experience. With excellent responsiveness and sensitivity, you can write without restriction. Original quality-the quality of the pen tip is as good as the original, which is compatible with surface. No scratches- the fine rubber tip is clean and smooth. No scratches, friction on the screen is also greatly reduced. Easy installation-they are: HB HB HB 2H 2H. Without tools, the pen tips are easy to attach. Only by hand can you replace or remove the tips. Package Includes: 3PCS x HB Nib 2PCS x 2H Nib Specifications: Quantity:5PCS Model: HB HB HB 2H 2H Applicable models: for Surface Pro 4/5/6/7/Book Pro X Size:approx. 1.5x0.1cm/0.59x0.04in Colour: Black Material: ABS Applicable Model: For Microsoft Surface Pro 4 For Microsoft Surface Pro 5 For Microsoft Surface Pro 6 For Microsoft Surface Pro 7 For Microsoft Surface Pro (2017) For Microsoft Surface Book1/2 For Microsoft Surface Laptop1/2 For Microsoft Surface Studios For Microsoft surface go1/2 note: Pen is not included. Due to the different monitor and light effect, the actual color of the item might be slightly different from the color showed on the pictures. Thank you Please allow 1-2cm measuring deviation due to manual measurement.