I need to drill diameter 100um in thick glass wafer(thickness is from 1mm to 3mm). would you like to help me to figure out some way or which company can do that? thanks for your any information Dlee Research Asistant Mechanical Engineering Department University of Texas At Austin, TX _________________________________________________________________ MSN Photos is the easiest way to share and print your photos: http://photos.msn.com/support/worldwide.aspx