Features: Replacement Nibs for pen 3, Restores 4096 level pressure sensitivity and pinpoints accuracy with metal tips for compatibility. Engineered with scratch resistant metal alloy for glidings, these nibs maintain screen integrity while delivering natural writing/painting responsiveness. for digital artists, note taking professionals, and styluses users requiring consistent precisions across long creative or daily workflows. for sketching on graphics tablets, annotating documents during meetings, or digital signatures workflows requiring pen on paper tactile feedback. Each nib undergoes precisions calibration testing to OEM specifications, ensuring identical weight distribution and tilts recognition as accessories. Specifications: Materials: Metal Size: 16.3mm/0.64inch Package Includes: 4Pcs Pencil Nibs note: Please allow 0-1cm error due to manual measurement. please makes sure you do not mind before you bid. Due to difference between different monitors, the picture may not reflect the actual color the item.