100% brand new and high quality Features: 1.100% brand new and original for Surface Go, Surface Book. Contain with 4 different hardness nibs: 2H, H, HB and B. Perfect for pen tips replacement. 2.Only compatible with surface pen that with one-sided button. 3.Replace and using the new pen tips with no tools needed. Tools-free replacement, letting you back on work in no time. Specifications: Size: 5 x 7 x 2cm / 1.97 x 2.76 x 0.79in Compatibility: 7, 6, 5, 4 generation of Surface Go. 2, 1 generation of Surface Book Color: Gray Quantity: 1 set Note: Please allow 0-1cm error due to manual measurement. Please make sure you do not mind before you bid. Due to the difference between different monitors, the picture may not reflect the actual color of the item. Thank you Package includes: 1 set of Surface pen tips (other accessories demo in the picture is not included )