Şunu aradınız:: workholders (İngilizce - İspanyolca)

tool holders and self-opening dieheads; workholders
portaútiles y dispositivos de roscar de apertura automática; portapiezas

tool holders, self-opening dieheads and workholders of a kind used solely or principally for the manufacture of semiconductor boules or wafers, semiconductor devices, electronic integrated circuits or flat panel displays
portaherramientas, cabezales de roscar de apertura automática y portapiezas del tipo utilizado exclusiva o principalmente para fabricar bloques o discos semiconductores, dispositivos semiconductores, circuitos integrados o pantallas planas

parts and accessories of machines and apparatus used solely or principally for (a) the manufacture of semiconductor boules or wafers, semiconductor devices, electronic integrated circuits or flat panel displays, (b) the manufacture or repair of masks and reticles, (c) assembling semiconductor devices or electronic integrated circuits, and (d) lifting, handling, loading or unloading of boules, wafers, semiconductor devices, electronic integrated circuits and flat panel displays (excluding tool holders, self-opening dieheads, workholders and parts and accessories for machine-tools operated by ultrasonic processes)
partes y accesorios de máquinas y aparatos utilizados exclusiva o principalmente para: a) fabricar bloques o discos semiconductores, dispositivos semiconductores, circuitos integrados o pantallas planas; b) fabricar o reparar máscaras y retículos; c) montar dispositivos semiconductores o circuitos integrados, y d) transportar, manipular, cargar o descargar bloques o discos semiconductores, dispositivos semiconductores, circuitos integrados y pantallas planas (excepto portaherramientas, cabezales de roscar de apertura automática, portapiezas y partes y accesorios de máquinas herramienta que operan mediante ultrasonidos)