(parafuso de cabeça sextavada)2. [Ferramentas] cap screw; capscrew; hex cap screw ◼ Outras denominações em Português parafuso cabeça sextavada Meaning A mechanical threaded fastener with a head on one end, used to screw into a mating part. Differing from a bolt, a cap screw has a longer thread length and does not use a nut.Ilustração: