ISO 10664
What is ISO 10664:2014-Hexalobular internal driving feature for bolts and screws? ISO 10664:2014 specifies the design and dimensions of hexalobular internal driving features for bolts and screws. The hexalobular internal driving feature is also known as the Torx® drive system, which is a type of fastener drive system that uses a six-pointed star-shaped pattern to […]
