ClassOne Equipment is a recognized leader in the business of refurbished semiconductor equipment with over 2,500 tools instal ... led world-wide in four key markets: Semitool Wet Chemical Processing, SPTS/Oxford/Plasmatherm Plasma Etching & PECVD, Suss/EVG Mask Aligners, and KLA-Tencor Wafer Inspection & Metrology Equipment. Known for superior quality 75mm to 300mm equipment, customer-first service, and its 30-day unconditional return policy, the ClassOne team has been winning and serving customers in the traditional semiconductor and emerging technology sectors for over 10 years. Learn more at www.ClassOneEquipment.com. read more