【Compatibility】: Compatible with Surface Pro 2017 Pen(Model 1776) and Surface Pro 4 Pen, not compatible with other models.
【3 Packs】Package includes 3 pieces of HB-type tip and case.
【Original Quality】: Uogic Surface Pen tips have the same quailty as the tip that comes with Microsoft Surface Pro 2017 Pen
【Paper-feel Writing Experience】: Made by Japan Elastomer technology. Using the Uogic nib, just like writing or drawing on real paper.
【Easy to Replace/Remove】: No tool needed, you can replace and remove the nib just by hand easily.