10 Pack Replacement Nibs for your Wacom Digital Tablet Compatible for: Xencelabs Pen Tablet Bundle,Bundle SE,Medium Standard,Small Standard This is Standard Replacement Nibs for Wacom BAMBOO and INTUOS SERIES Perfectly Compatible for wacom CTL-490,CTL-690,CTH-490,CTH-690 CTL460,CTH460,CTH461,CTH661,CTL471,CTH470,CTH670 CTH-480 CTH-480S but not limited Simple to Install, graphic Drawing Pad Standard Pen Nibs Stylus for Wacom Drawing Pen This pen nibs is 30 days replacement if have problem..